Numbers 26:55

26:55 The land must be divided by lot; and they will inherit in accordance with the names of their ancestral tribes.

Numbers 36:7

36:7 In this way the inheritance of the Israelites will not be transferred ¹  from tribe to tribe. But every one of the Israelites must retain the ancestral heritage.

[36:7]  ¹ tn Heb “turned aside.”