Bamidbar 36:9

9 Neither shall the nachalah remove from one matteh (tribe) to another matteh (tribe); for the mattot (tribes) of the Bnei Yisroel shall make deveykus every ish to his own nachalah.

Bamidbar 36:9 Meaning and Commentary

Numbers 36:9

Neither shall the inheritance remove from one tribe to another,
&c.] Which was one end of the year of jubilee, but that did not sufficiently secure it without this law, as this case shows:

but everyone of the tribes of Israel shall keep himself to his own
inheritance;
the chief view of which was, that it might clearly appear of what tribe and family the Messiah sprang when he came.

Bamidbar 36:9 In-Context

7 So shall not the nachalah of the Bnei Yisroel remove from matteh to matteh; for every ish of the Bnei Yisroel shall keep himself to the nachalat matteh of his Avot.

8 And every bat, that possesseth a nachalah in mattot Bnei Yisroel, shall be isha unto one of the mishpakhat matteh of her av, that the Bnei Yisroel may possess every ish the nachalat of his avot.

9 Neither shall the nachalah remove from one matteh (tribe) to another matteh (tribe); for the mattot (tribes) of the Bnei Yisroel shall make deveykus every ish to his own nachalah.

10 Even as Hashem commanded Moshe, so did the Banot Tzelophechad;

11 For Machlah, Tirtzah, and Choglah, and Milcah, and Noah, the Banot Tzelophechad, became nashim unto bnai dodeihen (sons of their uncles, i.e., cousins);