These were the families of the Levites: The Libnite clan, the Hebronite clan, the Mahlite clan, the Mushite clan, and the Korahite clan. Now Kohath was the father of Amram,

Exodus 6:20
And Amram married his father's sister Jochebed, and she bore him Aaron and Moses. Amram lived 137 years.

Exodus 6:24
The sons of Korah were Assir, Elkanah, and Abiasaph. These were the clans of the Korahites.

Numbers 3:27
From Kohath came the clans of the Amramites, the Izharites, the Hebronites, and the Uzzielites; these were the clans of the Kohathites.

Numbers 3:33
From Merari came the clans of the Mahlites and Mushites; these were the Merarite clans.

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.