Deuteronomy 1:15-16

15So I took the heads of your tribes, wise and informed men, and 1appointed them as heads over you, commanders of thousands, 2hundreds, 3fifties, and 4tens, and officers for your tribes.

16“Then I ordered your judges at that time, saying, ‘Hear the cases between your fellow countrymen and 5judge righteously between a person and his fellow countryman, or the stranger who is with him.