Numbers 36:8

and all women shall take husbands from their same tribe, so that the inheritance may remain within the families

Other versions

King James Version

And every daughter, that possesseth an inheritance in any tribe of the children of Israel, shall be wife unto one of the family of the tribe of her father, that the children of Israel may enjoy every man the inheritance of his fathers.

English Standard Version

And every daughter who possesses an inheritance in any tribe of the people of Israel shall be wife to one of the clan of the tribe of her father, so that every one of the people of Israel may possess the inheritance of his fathers.

New International Version

Every daughter who inherits land in any Israelite tribe must marry someone in her father's tribal clan, so that every Israelite will possess the inheritance of his fathers.