Exodus 6:18-22

18And the sons of Kohath were Amram, Izhar, Hebron, and Uzziel. And the years of the life of Kohath were one hundred and thirty-three.

19The sons of Merari were Mahli and Mushi. These are the families of Levi according to their generations.

20Now Amram took for himself Jochebed, his father’s sister, as wife; and she bore him Aaron and Moses. And the years of the life of Amram were one hundred and thirty-seven.

21The sons of Izhar were Korah, Nepheg, and Zichri.

22And the sons of Uzziel were Mishael, Elzaphan, and Zithri.