Numbers

And among the cities which ye shall give unto the Levites there shall be six cities for refuge, which ye shall appoint for the manslayer, that he may flee thither: and to them ye shall add forty and two cities.

And to the sons of Aaron they gave the cities of Judah, namely, Hebron, the city of refuge, and Libnah with her suburbs, and Jattir, and Eshtemoa, with their suburbs,