Joshua 21:40 KJV
So all the cities for the children of Merari by their families, which were remaining of the families of the Levites, were by their lot twelve cities.
Joshua 21:40, King James Version
In context
39 Heshbon with her suburbs, Jazer with her suburbs; four cities in all.
40 So all the cities for the children of Merari by their families, which were remaining of the families of the Levites, were by their lot twelve cities.
41 All the cities of the Levites within the possession of the children of Israel were forty and eight cities with their suburbs.