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

And you shall take to yourself Aaron your brother, and his sons with him, from among the sons of Israel, so that he may minister to Me in the priest's office: Aaron and Aaron's sons, Nadab and Abihu, Eleazar and Ithamar.

This is the sum of the tabernacle, of the tabernacle of testimony, as it was counted, according to the command of Moses, for the service of the Levites by the hand of Ithamar, the son of Aaron the priest.