Numbers 32:33-42
And Moses gave to them, even to the children of Gad, and to the children of Reuben, and to half the tribe of Manasseh the son of Joseph, the kingdom of Sihon king of the Amorites, and the kingdom of Og king of Bashan, the land, with the cities thereof in the coasts, even the cities of the country round about.
Nave's Topical Index—AKJV

Joshua 13:15-21
And Moses gave to the tribe of the children of Reuben inheritance according to their families.
Nave's Topical Index—AKJV