Exodus 6:20
And Amram took him Jochebed his father's sister to wife, and she bore him Aaron and Moses. And the years of the life of Amram were a hundred and thirty-seven years.
Exodus 2:1-2
And there went a man of the house of Levi, and took to wife a daughter of Levi.
Numbers 26:59
And the name of Amram's wife was Jochebed, the daughter of Levi, who was born to Levi in Egypt. And she bore to Amram, Aaron and Moses, and Miriam their sister.
Exodus 6:16
And these are the names of the sons of Levi according to their generations: Gershon, and Kohath, and Merari. And the years of the life of Levi were a hundred thirty-seven years.
Exodus 6:18
And the sons of Kohath: Amram, and Izhar, and Hebron, and Uzziel. And the years of the life of Kohath were a hundred thirty-three years.