Numbers 32:27-29

Young's Literal Translation

²⁷ and thy servants pass over, every armed one of the host, before Jehovah, to battle, as my lord is saying.'

²⁸ And Moses commandeth concerning them Eleazar the priest, and Joshua son of Nun, and the heads of the fathers of the tribes of the sons of Israel;

²⁹ and Moses saith unto them, `If the sons of Gad and the sons of Reuben pass over with you the Jordan, every one armed for battle, before Jehovah, and the land hath been subdued before you, then ye have given to them the land of Gilead for a possession;