Dont

Do I need to escape get_the_post_thumbnail function?

Do I need to escape get_the_post_thumbnail function?

No, you don't have to escape the data. And it doesn't need to be escaped. Please take a look at the_post_thumbnail() function, it didn't do any escaping.

Duplicate How can I delete duplicate '*-1.jpg' images?
How can I delete duplicate '*-1.jpg' images?
How do I remove duplicates from a JPEG? How do I delete duplicate photos in photos? How do I get rid of duplicate photos on my Oneplus one? How do I r...
Page How can I show subpages dropdown upon select on parent page to any page
How can I show subpages dropdown upon select on parent page to any page
How do I show a list of child pages in a parent page in WordPress? How do I show subpages in WordPress? How do parent pages work in WordPress? How do ...
User Manage roles and capabilities without loads of code
Manage roles and capabilities without loads of code
How do I manage roles in WordPress? How do you add capability in user role editor? What do the different WordPress roles mean? How do I add user roles...