Youngest son of Aaron. The high priesthood passed into his family in the person of Eli, but returned to the family of Eleazar, Ithamar’s elder brother, in the person of Zadok (Ex. 6: 23; Ex. 28: 1; Ex. 38: 21; Num. 3: 4; Num. 4: 28, 33; Num. 7: 8; 1 Chr. 24: 1-6; Ezra 8: 2).