Numbers 36:4

36:4 And when the Jubilee of the Israelites is to take place, their inheritance will be added to the inheritance of the tribe into which they marry. So their inheritance will be taken away from the inheritance of our ancestral tribe.”

Numbers 26:54

26:54 To a larger group you will give a larger inheritance, and to a smaller group you will give a smaller inheritance. To each one its inheritance must be given according to the number of people in it.

Numbers 36:9

36:9 No inheritance may pass from tribe to tribe. But every one of the tribes of the Israelites must retain its inheritance.”