These were the heads of their fathers' houses: The sons of Reuben, the firstborn of Israel, were Hanoch and Pallu, Hezron and Carmi. These were the clans of Reuben. The sons of Simeon were Jemuel, Jamin, Ohad, Jachin, Zohar, and Shaul, the son of a Canaanite woman. These were the clans of Simeon. These were the names of the sons of Levi according to their records: Gershon, Kohath, and Merari. Levi lived 137 years. The sons of Gershon were Libni and Shimei, by their clans. The sons of Kohath were Amram, Izhar, Hebron, and Uzziel. Kohath lived 133 years. The sons of Merari were Mahli and Mushi. These were the clans of the Levites according to their records. And Amram married his father's sister Jochebed, and she bore him Aaron and Moses. Amram lived 137 years. The sons of Izhar were Korah, Nepheg, and Zichri. The sons of Uzziel were Mishael, Elzaphan, and Sithri. And Aaron married Elisheba, the daughter of Amminadab and sister of Nahshon, and she bore him Nadab and Abihu, Eleazar and Ithamar. The sons of Korah were Assir, Elkanah, and Abiasaph. These were the clans of the Korahites. Aaron's son Eleazar married one of the daughters of Putiel, and she bore him Phinehas. These were the heads of the Levite families by their clans.