1 Chronicles 6:19

6:18 The sons of Kohath were Amram, Izhar, Hebron, and Uzziel.

6:19 The sons of Merari were Mahli and Mushi. Now these are the families of the Levites according to their fathers:

6:20 Of Gershon were Libni his son, Jahath his son, Zimmah his son,