Cross reference
Deuteronomy 2:31
31 And Jehovah said unto me, Behold, I have begun to deliver up Sihon and his land before thee: begin to possess, that thou mayest inherit his land.
Deuteronomy 1:8
8 Behold, I have set the land before you: go in and possess the land which Jehovah sware unto your fathers, to Abraham, to Isaac, and to Jacob, to give unto them and to their seed after them.
Deuteronomy 2:24
24 Rise ye up, take your journey, and pass over the valley of the Arnon: behold, I have given into thy hand Sihon the Amorite, king of Heshbon, and his land; begin to possess it, and contend with him in battle.