25 Then the people from the tribes of Gad and Reuben said to Moses, “We are your servants. You are our master, so we will do what you say.
26 Our wives, children, and all our animals will stay in the cities of Gilead.
27 But we, your servants, will cross the Jordan River. We will march before the Lord into battle, as our master says.”
28 So Moses, Eleazar the priest, Joshua son of Nun, and all the leaders of the tribes of Israel heard them make that promise.
29 Moses said to them, “The people of Gad and Reuben will cross the Jordan River. They will march before the Lord into battle. They will help you take the land. And you will give the land of Gilead as their part of the country.
30 But if they do not cross the river with you ready to fight, they will not get any land on this side. They will get only a share of the land of Canaan with the rest of you.”
31 The people of Gad and Reuben answered, “We promise to do what the Lord commanded.