diff --git a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/constants.ts b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/constants.ts
index 48b8a06b2549c..5e106a7f42f57 100644
--- a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/constants.ts
+++ b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/constants.ts
@@ -311,3 +311,157 @@ export const SOURCE_NAME_LABEL = i18n.translate(
     defaultMessage: 'Source name',
   }
 );
+
+export const ORG_SOURCES_LINK = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.org.link',
+  {
+    defaultMessage: 'Add an organization content source',
+  }
+);
+
+export const ORG_SOURCES_HEADER_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.org.title',
+  {
+    defaultMessage: 'Organization sources',
+  }
+);
+
+export const ORG_SOURCES_HEADER_DESCRIPTION = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.org.description',
+  {
+    defaultMessage:
+      'Organization sources are available to the entire organization and can be assigned to specific user groups.',
+  }
+);
+
+export const PRIVATE_LINK_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.link',
+  {
+    defaultMessage: 'Add a private content source',
+  }
+);
+
+export const PRIVATE_CAN_CREATE_PAGE_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.canCreate.title',
+  {
+    defaultMessage: 'Manage private content sources',
+  }
+);
+
+export const PRIVATE_VIEW_ONLY_PAGE_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.vewOnly.title',
+  {
+    defaultMessage: 'Review Group Sources',
+  }
+);
+
+export const PRIVATE_VIEW_ONLY_PAGE_DESCRIPTION = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.vewOnly.description',
+  {
+    defaultMessage: 'Review the status of all sources shared with your Group.',
+  }
+);
+
+export const PRIVATE_CAN_CREATE_PAGE_DESCRIPTION = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.canCreate.description',
+  {
+    defaultMessage:
+      'Review the status of all connected private sources, and manage private sources for your account.',
+  }
+);
+
+export const PRIVATE_HEADER_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.header.title',
+  {
+    defaultMessage: 'My private content sources',
+  }
+);
+
+export const PRIVATE_HEADER_DESCRIPTION = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.header.description',
+  {
+    defaultMessage: 'Private content sources are available only to you.',
+  }
+);
+
+export const PRIVATE_SHARED_SOURCES_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.privateShared.header.title',
+  {
+    defaultMessage: 'Shared content sources',
+  }
+);
+
+export const PRIVATE_EMPTY_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.private.empty.title',
+  {
+    defaultMessage: 'You have no private sources',
+  }
+);
+export const SHARED_EMPTY_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.shared.empty.title',
+  {
+    defaultMessage: 'No content source available',
+  }
+);
+
+export const SHARED_EMPTY_DESCRIPTION = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.shared.empty.description',
+  {
+    defaultMessage:
+      'Once content sources are shared with you, they will be displayed here, and available via the search experience.',
+  }
+);
+
+export const AND = i18n.translate('xpack.enterpriseSearch.workplaceSearch.and', {
+  defaultMessage: 'and',
+});
+
+export const LICENSE_CALLOUT_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.licenseCallout.title',
+  {
+    defaultMessage: 'Private Sources are no longer available',
+  }
+);
+
+export const LICENSE_CALLOUT_DESCRIPTION = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.licenseCallout.description',
+  {
+    defaultMessage: 'Contact your search experience administrator for more information.',
+  }
+);
+
+export const SOURCE_DISABLED_CALLOUT_TITLE = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.sourceDisabled.title',
+  {
+    defaultMessage: 'Content source is disabled',
+  }
+);
+
+export const SOURCE_DISABLED_CALLOUT_DESCRIPTION = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.sourceDisabled.description',
+  {
+    defaultMessage:
+      'Your organization’s license level has changed. Your data is safe, but document-level permissions are no longer supported and searching of this source has been disabled. Upgrade to a Platinum license to re-enable this source.',
+  }
+);
+
+export const SOURCE_DISABLED_CALLOUT_BUTTON = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.sourceDisabled.button',
+  {
+    defaultMessage: 'Explore Platinum license',
+  }
+);
+
+export const DOCUMENT_PERMISSIONS_LINK = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.documentPermissionsLink',
+  {
+    defaultMessage: 'Learn more about document-level permission configuration',
+  }
+);
+
+export const UNDERSTAND_BUTTON = i18n.translate(
+  'xpack.enterpriseSearch.workplaceSearch.sources.understandButton',
+  {
+    defaultMessage: 'I understand',
+  }
+);
diff --git a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/organization_sources.tsx b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/organization_sources.tsx
index fdb536dd79771..3081301fe0a9f 100644
--- a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/organization_sources.tsx
+++ b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/organization_sources.tsx
@@ -12,6 +12,12 @@ import { Link, Redirect } from 'react-router-dom';
 import { EuiButton } from '@elastic/eui';
 import { ADD_SOURCE_PATH, getSourcesPath } from '../../routes';
 
+import {
+  ORG_SOURCES_LINK,
+  ORG_SOURCES_HEADER_TITLE,
+  ORG_SOURCES_HEADER_DESCRIPTION,
+} from './constants';
+
 import { Loading } from '../../../shared/loading';
 import { ContentSection } from '../../components/shared/content_section';
 import { SourcesTable } from '../../components/shared/sources_table';
@@ -21,11 +27,6 @@ import { SourcesLogic } from './sources_logic';
 
 import { SourcesView } from './sources_view';
 
-const ORG_LINK_TITLE = 'Add an organization content source';
-const ORG_HEADER_TITLE = 'Organization sources';
-const ORG_HEADER_DESCRIPTION =
-  'Organization sources are available to the entire organization and can be assigned to specific user groups.';
-
 export const OrganizationSources: React.FC = () => {
   const { initializeSources, setSourceSearchability, resetSourcesState } = useActions(SourcesLogic);
 
@@ -40,28 +41,22 @@ export const OrganizationSources: React.FC = () => {
 
   if (contentSources.length === 0) return <Redirect to={getSourcesPath(ADD_SOURCE_PATH, true)} />;
 
-  const linkTitle = ORG_LINK_TITLE;
-  const headerTitle = ORG_HEADER_TITLE;
-  const headerDescription = ORG_HEADER_DESCRIPTION;
-  const sectionTitle = '';
-  const sectionDescription = '';
-
   return (
     <SourcesView>
       <ViewContentHeader
-        title={headerTitle}
+        title={ORG_SOURCES_HEADER_TITLE}
         action={
           <Link to={getSourcesPath(ADD_SOURCE_PATH, true)}>
             <EuiButton fill color="primary" data-test-subj="AddSourceButton">
-              {linkTitle}
+              {ORG_SOURCES_LINK}
             </EuiButton>
           </Link>
         }
-        description={headerDescription}
+        description={ORG_SOURCES_HEADER_DESCRIPTION}
         alignItems="flexStart"
       />
 
-      <ContentSection title={sectionTitle} description={sectionDescription}>
+      <ContentSection>
         <SourcesTable
           showDetails
           isOrganization
diff --git a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/private_sources.tsx b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/private_sources.tsx
index c11cdaa5ec36f..3ef49133a9822 100644
--- a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/private_sources.tsx
+++ b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/private_sources.tsx
@@ -9,6 +9,7 @@ import React, { useEffect } from 'react';
 import { useActions, useValues } from 'kea';
 
 import { EuiCallOut, EuiEmptyPrompt, EuiSpacer, EuiPanel } from '@elastic/eui';
+import { i18n } from '@kbn/i18n';
 
 import { LicensingLogic } from '../../../../applications/shared/licensing';
 
@@ -16,6 +17,23 @@ import { ADD_SOURCE_PATH, getSourcesPath } from '../../routes';
 
 import noSharedSourcesIcon from '../../assets/share_circle.svg';
 
+import {
+  AND,
+  PRIVATE_LINK_TITLE,
+  PRIVATE_CAN_CREATE_PAGE_TITLE,
+  PRIVATE_VIEW_ONLY_PAGE_TITLE,
+  PRIVATE_VIEW_ONLY_PAGE_DESCRIPTION,
+  PRIVATE_CAN_CREATE_PAGE_DESCRIPTION,
+  PRIVATE_HEADER_TITLE,
+  PRIVATE_HEADER_DESCRIPTION,
+  PRIVATE_SHARED_SOURCES_TITLE,
+  PRIVATE_EMPTY_TITLE,
+  SHARED_EMPTY_TITLE,
+  SHARED_EMPTY_DESCRIPTION,
+  LICENSE_CALLOUT_TITLE,
+  LICENSE_CALLOUT_DESCRIPTION,
+} from './constants';
+
 import { Loading } from '../../../shared/loading';
 import { EuiButtonTo } from '../../../shared/react_router_helpers';
 import { ContentSection } from '../../components/shared/content_section';
@@ -37,17 +55,6 @@ interface SidebarLink {
   onClick?(): void;
 }
 
-const PRIVATE_LINK_TITLE = 'Add a private content source';
-const PRIVATE_CAN_CREATE_PAGE_TITLE = 'Manage private content sources';
-const PRIVATE_VIEW_ONLY_PAGE_TITLE = 'Review Group Sources';
-const PRIVATE_VIEW_ONLY_PAGE_DESCRIPTION =
-  'Review the status of all sources shared with your Group.';
-const PRIVATE_CAN_CREATE_PAGE_DESCRIPTION =
-  'Review the status of all connected private sources, and manage private sources for your account.';
-const PRIVATE_HEADER_TITLE = 'My private content sources';
-const PRIVATE_HEADER_DESCRIPTION = 'Private content sources are available only to you.';
-const PRIVATE_SHARED_SOURCES_TITLE = 'Shared content sources';
-
 export const PrivateSources: React.FC = () => {
   const { hasPlatinumLicense } = useValues(LicensingLogic);
   const { initializeSources, setSourceSearchability, resetSourcesState } = useActions(SourcesLogic);
@@ -112,7 +119,7 @@ export const PrivateSources: React.FC = () => {
     <ContentSection className="zero-state__private-sources">
       <EuiPanel className="euiPanel--inset">
         <EuiSpacer size="xxl" />
-        <EuiEmptyPrompt iconType="lock" title={<h2>You have no private sources</h2>} />
+        <EuiEmptyPrompt iconType="lock" title={<h2>{PRIVATE_EMPTY_TITLE}</h2>} />
         <EuiSpacer size="xxl" />
       </EuiPanel>
     </ContentSection>
@@ -124,13 +131,8 @@ export const PrivateSources: React.FC = () => {
         <EuiSpacer size="xxl" />
         <EuiEmptyPrompt
           iconType={noSharedSourcesIcon}
-          title={<h2>No content source available</h2>}
-          body={
-            <p>
-              Once content sources are shared with you, they will be displayed here, and available
-              via the search experience.
-            </p>
-          }
+          title={<h2>{SHARED_EMPTY_TITLE}</h2>}
+          body={<p>{SHARED_EMPTY_DESCRIPTION}</p>}
         />
         <EuiSpacer size="xxl" />
       </EuiPanel>
@@ -140,16 +142,21 @@ export const PrivateSources: React.FC = () => {
   const hasPrivateSources = privateContentSources?.length > 0;
   const privateSources = hasPrivateSources ? privateSourcesTable : privateSourcesEmptyState;
 
-  const groupsSentence = `${groups.slice(0, groups.length - 1).join(', ')}, and ${groups.slice(
+  const groupsSentence = `${groups.slice(0, groups.length - 1).join(', ')}, ${AND} ${groups.slice(
     -1
   )}`;
 
   const sharedSources = (
     <ContentSection
       title={PRIVATE_SHARED_SOURCES_TITLE}
-      description={`You have access to the following sources through the group${
-        groups.length === 1 ? '' : 's'
-      } ${groupsSentence}.`}
+      description={i18n.translate(
+        'xpack.enterpriseSearch.workplaceSearch.sources.private.privateShared.header.description',
+        {
+          defaultMessage:
+            'You have access to the following sources through the {groups, plural, one {group} other {groups}} {groupsSentence}.',
+          values: { groups: groups.length, groupsSentence },
+        }
+      )}
     >
       <SourcesTable showDetails={false} isOrganization={false} sources={contentSources} />
     </ContentSection>
@@ -157,8 +164,8 @@ export const PrivateSources: React.FC = () => {
 
   const licenseCallout = (
     <>
-      <EuiCallOut title="Private Sources are no longer available" iconType="iInCircle">
-        <p>Contact your search experience administrator for more information.</p>
+      <EuiCallOut title={LICENSE_CALLOUT_TITLE} iconType="iInCircle">
+        <p>{LICENSE_CALLOUT_DESCRIPTION}</p>
       </EuiCallOut>
       <EuiSpacer />
     </>
diff --git a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/source_router.tsx b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/source_router.tsx
index f46743778a168..67995a4920925 100644
--- a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/source_router.tsx
+++ b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/source_router.tsx
@@ -17,6 +17,12 @@ import { SendWorkplaceSearchTelemetry as SendTelemetry } from '../../../shared/t
 
 import { NAV } from '../../constants';
 
+import {
+  SOURCE_DISABLED_CALLOUT_TITLE,
+  SOURCE_DISABLED_CALLOUT_DESCRIPTION,
+  SOURCE_DISABLED_CALLOUT_BUTTON,
+} from './constants';
+
 import {
   ENT_SEARCH_LICENSE_MANAGEMENT,
   REINDEX_JOB_PATH,
@@ -80,14 +86,10 @@ export const SourceRouter: React.FC = () => {
 
   const callout = (
     <>
-      <EuiCallOut title="Content source is disabled" color="warning" iconType="alert">
-        <p>
-          Your organization’s license level has changed. Your data is safe, but document-level
-          permissions are no longer supported and searching of this source has been disabled.
-          Upgrade to a Platinum license to re-enable this source.
-        </p>
+      <EuiCallOut title={SOURCE_DISABLED_CALLOUT_TITLE} color="warning" iconType="alert">
+        <p>{SOURCE_DISABLED_CALLOUT_DESCRIPTION}</p>
         <EuiButton color="warning" href={ENT_SEARCH_LICENSE_MANAGEMENT}>
-          Explore Platinum license
+          {SOURCE_DISABLED_CALLOUT_BUTTON}
         </EuiButton>
       </EuiCallOut>
       <EuiSpacer />
diff --git a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/sources_view.tsx b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/sources_view.tsx
index 9e6c8f5b7319e..f8a2d345c8513 100644
--- a/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/sources_view.tsx
+++ b/x-pack/plugins/enterprise_search/public/applications/workplace_search/views/content_sources/sources_view.tsx
@@ -8,6 +8,9 @@ import React from 'react';
 
 import { useActions, useValues } from 'kea';
 
+import { i18n } from '@kbn/i18n';
+import { FormattedMessage } from '@kbn/i18n/react';
+
 import {
   EuiButton,
   EuiLink,
@@ -27,6 +30,12 @@ import { SourceIcon } from '../../components/shared/source_icon';
 
 import { EXTERNAL_IDENTITIES_DOCS_URL, DOCUMENT_PERMISSIONS_DOCS_URL } from '../../routes';
 
+import {
+  EXTERNAL_IDENTITIES_LINK,
+  DOCUMENT_PERMISSIONS_LINK,
+  UNDERSTAND_BUTTON,
+} from './constants';
+
 import { SourcesLogic } from './sources_logic';
 
 interface SourcesViewProps {
@@ -59,35 +68,53 @@ export const SourcesView: React.FC<SourcesViewProps> = ({ children }) => {
               <EuiFlexItem grow={false}>
                 <SourceIcon serviceType={serviceType} name={addedSourceName} />
               </EuiFlexItem>
-              <EuiFlexItem>{addedSourceName} requires additional configuration</EuiFlexItem>
+              <EuiFlexItem>
+                {i18n.translate(
+                  'xpack.enterpriseSearch.workplaceSearch.sourcesView.modal.heading',
+                  {
+                    defaultMessage: '{addedSourceName} requires additional configuration',
+                    values: { addedSourceName },
+                  }
+                )}
+              </EuiFlexItem>
             </EuiFlexGroup>
           </EuiModalHeaderTitle>
         </EuiModalHeader>
         <EuiModalBody>
           <EuiText grow={false}>
             <p>
-              {addedSourceName} has been successfully connected and initial content synchronization
-              is already underway. Since you have elected to synchronize document-level permission
-              information, you must now provide user and group mappings using the&nbsp;
-              <EuiLink target="_blank" href={EXTERNAL_IDENTITIES_DOCS_URL}>
-                External Identities API
-              </EuiLink>
-              .
+              <FormattedMessage
+                id="xpack.enterpriseSearch.workplaceSearch.sourcesView.modal.success"
+                defaultMessage="{addedSourceName} has been successfully connected and initial content synchronization is already underway. Since you have elected to synchronize document-level permission information, you must now provide user and group mappings using the {externalIdentitiesLink}."
+                values={{
+                  addedSourceName,
+                  externalIdentitiesLink: (
+                    <EuiLink target="_blank" href={EXTERNAL_IDENTITIES_DOCS_URL}>
+                      {EXTERNAL_IDENTITIES_LINK}
+                    </EuiLink>
+                  ),
+                }}
+              />
             </p>
 
             <p>
-              Documents will not be searchable from Workplace Search until user and group mappings
-              have been configured.&nbsp;
-              <EuiLink target="_blank" href={DOCUMENT_PERMISSIONS_DOCS_URL}>
-                Learn more about document-level permission configuration
-              </EuiLink>
-              .
+              <FormattedMessage
+                id="xpack.enterpriseSearch.workplaceSearch.sourcesView.modal.docPermissions.description"
+                defaultMessage="Documents will not be searchable from Workplace Search until user and group mappings have been configured. {documentPermissionsLink}."
+                values={{
+                  documentPermissionsLink: (
+                    <EuiLink target="_blank" href={DOCUMENT_PERMISSIONS_DOCS_URL}>
+                      {DOCUMENT_PERMISSIONS_LINK}
+                    </EuiLink>
+                  ),
+                }}
+              />
             </p>
           </EuiText>
         </EuiModalBody>
         <EuiModalFooter>
           <EuiButton onClick={resetPermissionsModal} fill>
-            I understand
+            {UNDERSTAND_BUTTON}
           </EuiButton>
         </EuiModalFooter>
       </EuiModal>