Joshua 21:38-41

³⁸And out of the tribe of Gad the city of refuge for the slayer, both Ramoth in Gilead, and its suburbs; Camin and its suburbs;

³⁹and Heshbon and its suburbs; and Jazer and its suburbs: the cities were four in all.

⁴⁰All these cities were given to the sons of Merari according to the families of them that were left out of the tribe of Levi; and their limits were the twelve cities.

⁴¹All the cities of the Levites in the midst of the possession of the children of Israel, were forty-eight cities,