Exodus 6:23 BBE

²¹  And the sons of Izhar: Korah and Nepheg and Zichri.

²²  And the sons of Uzziel: Mishael and Elzaphan and Sithri.

²³  And Aaron took as his wife Elisheba, the daughter of Amminadab, the sister of Nahshon; and she gave birth to Nadab and Abihu, Eleazar and Ithamar.

²⁴  And the sons of Korah: Assir and Elkanah and Abiasaph: these are the families of the Korahites.

²⁵  And Eleazar, Aaron's son, took as his wife one of the daughters of Putiel; and she gave birth to Phinehas. These are the heads of the families of the Levites, in the order of their families.