Where does “αλληλούια” come from?

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

αλληλούια (Greek): alleluia, hallelujah

Definitions

Step	Language	Word	Meaning
1	Ancient Greek	ἀλληλούϊα	—
2	Hebrew	הַלְלוּיָהּ	Praise Yah; Praise {{l\|en\|Yah}}

αλληλούια — Etymology, Origin & Word History | Etymology Explorer