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?
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Custom Custom column on CPT not showing correct value when meta data not set
Custom column on CPT not showing correct value when meta data not set
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White Why does wp_update_post causes white screen?
Why does wp_update_post causes white screen?
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