Numbers 34:18

34:18 You must take one leader from every tribe to assist in allocating the land as an inheritance.

Numbers 36:7

36:7 In this way the inheritance of the Israelites will not be transferred from tribe to tribe. But every one of the Israelites must retain the ancestral heritage.

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.”