Add link to Azure Gov

Author: zhvolosh

articles/active-directory/hybrid/how-to-connect-pta-quick-start.md

@@ -27,6 +27,9 @@ Azure Active Directory (Azure AD) Pass-through Authentication allows your users
 >[!IMPORTANT]
 >If you are migrating from AD FS (or other federation technologies) to Pass-through Authentication, we highly recommend that you follow our detailed deployment guide published [here](https://aka.ms/adfstoPTADPDownload).
 
+>[!NOTE]
+>If you deploying Pass Through Authentication with the Azure Government cloud, view [Hybrid Identity Considerations for Azure Government](https://docs.microsoft.com/en-us/azure/active-directory/hybrid/reference-connect-government-cloud).
+
 Follow these instructions to deploy Pass-through Authentication on your tenant:
 
 ## Step 1: Check the prerequisites