Exodus 2:1
And a man of the house of Levi went and took to wife a daughter of Levi,
Numbers 26:59
And the name of Amram's wife was Jochebed, daughter of Levi, whom her mother bore to Levi in Egypt: and she bore unto Amram Aaron and Moses and Miriam, their sister.
Exodus 6:16-20
And these are the names of the sons of Levi according to their lineages: Gershon, Kohath, and Merari. And the years of the life of Levi were one hundred thirty-seven years.
1 Chronicles 6:1-3
The sons of Levi: Gershon, Kohath, and Merari.
1 Chronicles 23:12-14
The sons of Kohath: Amram, Izhar, Hebron, and Uzziel, four.