And the sons of Gershom, Libni, and Shimi, according to their families. He had only two sons, from whom came the families of the Libnites and Shimites; see Num 3:21. . Exodus 6:18 exo 6:18 exo 6:18 exo 6:18And the sons of Kohath, Amram, and Izhar, and Hebron, and Uzziel,.... So they are reckoned in Ch1 6:18 though only the family of the Hebronites are mentioned in Num 26:58. and the years of the life of Kohath were one hundred and thirty three years. A Jewish chronologer says (f) he died one hundred years before the going out of Egypt: just the same number of years is ascribed to him by Polyhistor from Demetrius, an Heathen historian (g). (f) Shalshalet Hakabalaut, ut supra. (fol. 5. 1.) (g) Apud Euseb. ut supra. (Praepar. Evangel. l. 9. c. 21. p. 425.)