Exodus 6:23-25

New Catholic Bible

²³ Aaron took Elisheba, the daughter of Amminadab and the sister of Nahshon, as his wife. She bore Nadab, Abihu, Eleazar, and Ithamar.

²⁴ The sons of Korah were Assir, Elkanah, and Abiasaph. These are the families of the Korahites.

²⁵ Eleazar, the son of Aaron, took a daughter of Putiel, as a wife. She bore him Phinehas. These are the heads of the ancestral clans of Levi.