Allahu akbar /ˌaləhuː ˈakbɑː/ exclamation1 •God is most great—the Muslim takbir, or liturgical proclamation, used to accept sovereignty of God and as a common form of thanksgiving.Tokbîr is repeating three times these Words, اللّٰه أكبر Allah Akbar, which is to say, GOD is Greatest, before the Kelmah abovementioned. — 1742