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

"Bring Aaron your brother, and his sons with him, near to you from among the children of Israel, that he may minister to me in the priest's office, even Aaron, Nadab and Abihu, Eleazar and Ithamar, Aaron's sons.

This is the amount of material used for the tabernacle, even the Tabernacle of the Testimony, as they were counted, according to the commandment of Moses, for the service of the Levites, by the hand of Ithamar, the son of Aaron the priest.