The Devil, by another name (5)

I believe the answer is:

satan

(Other definitions for satan that I've seen before include "Prince of Darkness" , "Apollyon" , "Old Nick, Lucifer or Beelzebub" , "arch-fiend" , "Fiend" .)

I've seen this clue in The Washington Post.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.