I'm glad that you were able to resolve your issue and thank you for posting your solution so that others experiencing the same thing can easily reference this!
- Since the Microsoft Q&A community has a policy that "The question author cannot accept their own answer. They can only accept answers by others", I'll repost your solution in case you'd like to accept the answer.
Issue:
Azure Sentinel does not find Log Analytics Workspace I'm trying to create a nel Setinel enviromment. I Have a Partner subscription to Azure and I've created another one. I've created in both subscriprion a workspace and an instance to Log Analytics. No one seems to be connected to sentinel
Solution:
After 12Hours now I can see all workspaces... thank you for the reply it was a time issue
If I missed anything please let me know and I'd be happy to add it to my answer, or feel free to comment below with any additional information.
I hope this helps!
If you have any other questions, please let me know. Thank you again for your time and patience throughout this issue.