Deuteronomy 1:15
So I took the chief of your tribes, wise men, and known, and made them heads over you, captains over thousands, and captains over hundreds, and captains over fifties, and captains over tens, and officers among your tribes.
Deuteronomy 29:10
Ye stand this day all of you before the LORD your God; your captains of your tribes, your elders, and your officers, with all the men of Israel,