Joshua 21:9-13

They gave these cities which are mentioned here by name from the tribe of the sons of Judah and from the tribe of the sons of Simeon;

and they were for the sons of Aaron, one of the families of the Kohathites, of the sons of Levi, because the lot was theirs first.

So they gave them Kiriath-arba (Arba being the father of Anak), that is, Hebron, in the hill country of Judah, with its surrounding pasture lands.

But the fields of the city and its villages they gave to Caleb the son of Jephunneh as his possession.

So to the sons of Aaron the priest they gave Hebron, the city of refuge for the one who commits manslaughter, with its pasture lands, Libnah with its pasture lands,