Numbers 3:3-5

New American Standard Bible

³ These are the names of the sons of Aaron, the ^(A)anointed priests, whom he ^[a]ordained to serve as priests. ^4 (B)But Nadab and Abihu died in the presence of the Lord when they offered ^[b]strange fire before the Lord in the wilderness of Sinai; and they had no children. So Eleazar and Ithamar served as priests ^[c]in the lifetime of their father Aaron.

⁵ Then the Lord spoke to Moses, saying,