These were the families of Levi: the Libnite family, the Hebronite family, the Machlite family, the Mushite family and the Korahite family. Kohath fathered Amram.
Now Korah, son of Izhar son of Kohath son of Levi, and sons of Reuben—Dathan and Abiram, sons of Eliab, and On son of Peleth—
Amram married Jochebed, his father’s sister, and she bore him Aaron and Moses. Amram lived 137 years.
The sons of Korah were Assir, Elkanah and Abiasaph. These are the families of the Korahites.
To Kohath belonged the family of the Amramites, the family of the Izharites, the Hebronites and the Uzzielites. These were the Kohathite families.
To Merari belonged the families of the Mahlites and the Mushites. These were the families of Merari.