Numbers 32:26-29

26Our children, our wives, our flocks, and all our livestock will be there in the cities of Gilead,

27but your servants will cross over, every man armed for war, to do battle in the Lord’s presence, just as my lord says.”

28So Moses gave orders about them to Eleazar the priest, to Joshua son of Nun, and to the heads of the families of the Israelite tribes.

29Moses said to them: “If the Gadites and the Reubenites cross the Jordan with you, each one equipped for battle in the Lord’s presence, and you conquer the land, then you must allot them the territory of Gilead as their possession.