Numbers 31:4-6

New American Standard Bible

⁴ You shall send a thousand from each tribe of all the tribes of Israel to the war.” ⁵ So there were selected from the thousands of Israel, a thousand from each tribe, twelve thousand armed for war. ⁶ And Moses sent them, a thousand from each tribe, to the war, and Phinehas the son of Eleazar the priest, to the war with them, ^(A)and the holy implements and ^(B)the trumpets for the alarm in his hand.