If you’re woderning Facebook How To Disable Comments On A Post from certain people then follow these steps:-

1. Visit the post, and tap on the three dots (…) at the upper right corner.
2. Select Who Can Comment on Your Post from the menu.
3. Choose the audience you prefer for commenting purposes. Click Done to save changes.
4. Refresh the post to see the new comment settings reflected.

Read More:- https://allinsider.net/how-to-turn-off-comments-on-facebook-post/