These are the families of the Levites: the family of the Libnites, the family of the Hebronites, the family of the Mahlites, the family of the Mushites, the family of the Korathites. And Kohath begat Amram.
Numbers 3:17-21
17
And these were the sons of Levi by their names; Gershon, and Kohath, and Merari.
18
And these are the names of the sons of Gershon by their families; Libni, and Shimei.
19
And the sons of Kohath by their families; Amram, and Izehar, Hebron, and Uzziel.
20
And the sons of Merari by their families; Mahli, and Mushi. These are the families of the Levites according to the house of their fathers.
21
Of Gershon was the family of the Libnites, and the family of the Shimites: these are the families of the Gershonites.
Numbers 16:1
Now Korah, the son of Izhar, the son of Kohath, the son of Levi, and Dathan and Abiram, the sons of Eliab, and On, the son of Peleth, sons of Reuben, took men: