AMZI (ăm'zī, Heb. ‘amtsî) A descendant of Merari and of Levi, and progenitor of Ethan, whom David set over the service of song (1Chr.6.44-1Chr.6.46).Ancestor of Adaiah, a priest in the second temple (Neh.11.12). AMZI ăm’ zī (אַמְצִ֥י, my strength). 1. An ancestor of Ethan, a Merarite singer in the Temple (1 Chron 6:46). 2. Son of Zechariah; an ancestor of Adaiah, a priest in the second Temple (Neh 11:12). International Standard Bible Encyclopedia (1915) (`amtsi, "my strength"): (1) A Levite of the family of Merari (1Ch 6:46). (2) A priest of the family of Adaiah in the second temple. His father’s name was Zechariah (Ne 11:12).