Where does “Ἀζαραήλ” come from?

Ἀζαραήλ (Ancient Greek) comes from Biblical Hebrew עֲזַרְאֵל.

Ancestry of “Ἀζαραήλ”, step by step

Step	Language	Word	Meaning
1	Biblical Hebrew	עֲזַרְאֵל	—

Ἀζαραήλ — Etymology, Origin & Word History | Etymology Explorer