Which the children of Aaron, being of the families of the Kohathites, who were of the children of Levi, had: for theirs was the first lot. No JFB commentary on these verses.
Joshua 21:10-15
10 Which the children of Aaron, being of the families of the Kohathites, who were of the children of Levi, had: for theirs was the first lot.
11 And they gave them the cityb of Arba the father of Anak, which city is Hebron, in the hill country of Judah, with the suburbs thereof round about it.
12 But the fields of the city, and the villages thereof, gave they to Caleb the son of Jephunneh for his possession.
13 Thus they gave to the children of Aaron the priest Hebron with her suburbs, to be a city of refuge for the slayer; and Libnah with her suburbs,
14 And Jattir with her suburbs, and Eshtemoa with her suburbs,
15 And Holonc with her suburbs, and Debir with her suburbs,