1. This is the family of Aaron and Moses at the time the Lord spoke to Moses on Mount Sinai.
2. Aaron had four sons: Nadab, the eldest, Abihu, Eleazar, and Ithamar.
12-13. “The Levites are now to be mine. When I killed all the firstborn of the Egyptians, I consecrated as my own the eldest son of each Israelite family and the firstborn of every animal. Now, instead of having the firstborn sons of Israel as my own, I have the Levites; they will belong to me. I am the Lord.”
17-20. Levi had three sons: Gershon, Kohath, and Merari, who were the ancestors of the clans that bear their names. Gershon had two sons: Libni and Shimei; Kohath had four sons: Amram, Izhar, Hebron, and Uzziel; and Merari had two sons: Mahli and Mushi. They were the ancestors of the families that bear their names.