Numbers 36:6-8

Young's Literal Translation

⁶ this [is] the thing which Jehovah hath commanded concerning the daughters of Zelophehad, saying, To those good in their eyes let them be for wives; only, to a family of the tribe of their fathers let them be for wives;

⁷ and the inheritance of the sons of Israel doth not turn round from tribe unto tribe; for each to the inheritance of the tribe of his fathers, do the sons of Israel cleave.

⁸ `And every daughter possessing an inheritance, of the tribes of the sons of Israel, is to one of the family of the tribe of her father for a wife, so that the sons of Israel possess each the inheritance of his fathers,