Exodus 6:22

The sons of Merari: Mahli and Mushi. These are the families of the Levites according to their generations.

Amram took Jochebed his father’s sister to himself as wife; and she bore him Aaron and Moses. The years of the life of Amram were one hundred thirty-seven years.

The sons of Izhar: Korah, and Nepheg, and Zichri.

Aaron took Elisheba, the daughter of Amminadab, the sister of Nahshon, as his wife; and she bore him Nadab and Abihu, Eleazar and Ithamar.

The sons of Korah: Assir, Elkanah, and Abiasaph; these are the families of the Korahites.

Eleazar Aaron’s son took one of the daughters of Putiel as his wife; and she bore him Phinehas. These are the heads of the fathers’ houses of the Levites according to their families.