Where does “ἀλληλούϊα” come from?

ἀλληλούϊα (Ancient Greek) comes from Hebrew הַלְלוּיָהּ — Praise Yah; Praise {{l|en|Yah}}.

Ancestry of “ἀλληλούϊα”, step by step

Step	Language	Word	Meaning
1	Hebrew	הַלְלוּיָהּ	Praise Yah; Praise {{l\|en\|Yah}}