Exodus 6:23-25

New Living Translation

²³ Aaron married Elisheba, the daughter of Amminadab and sister of Nahshon, and she gave birth to his sons, Nadab, Abihu, Eleazar, and Ithamar.

²⁴ The sons of Korah were Assir, Elkanah, and Abiasaph. Their descendants became the clans of Korah.

²⁵ Eleazar son of Aaron married one of the daughters of Putiel, and she gave birth to his son, Phinehas.

These are the ancestors of the Levite families, listed according to their clans.