alleluiah

Boyd’s Bible Dictionary:

(Praise ye Jehovah). Written thus in Rev. 19:11And after these things I heard a great voice of much people in heaven, saying, Alleluia; Salvation, and glory, and honor, and power, unto the Lord our God: (Revelation 19:1); but HALLELUJAH, in margin of (Psa. 106; 111; 112; 113; 117; 118; 135 and so forth). A common exclamation of joy and praise in Jewish worship.

Concise Bible Dictionary:

Strong’s Dictionary of Greek Words:

Greek:
ἀλληλουϊα
Transliteration:
allelouia
Phonic:
al-lay-loo’-ee-ah
Meaning:
of Hebrew origin (imperative of 1984 and 3050); praise ye Jah!, an adoring exclamation
KJV Usage:
alleluiah