Numbers 34:14
"For the tribe of the children of Reuben according to the house of their fathers, and the tribe of the children of Gad according to the house of their fathers, have received their inheritance; and half the tribe of Manasseh have received their inheritance:"
Cross References (ranked by relevance)
Numbers 32:33
And Moses gave unto them, even to the children of Gad, and to the children of Reuben, and unto 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.
Numbers 32:23
But if ye will not do so, behold, ye have sinned against the LORD: and be sure your sin will find you out.