Exodus 6:20 in the World English Bible
Amram took Jochebed his father’s sister to himself as wife; and she bore him Aaron and Moses. The years of the life of Amram were one hundred thirty-seven years.
Context
19 And the sons of Merari; Mahali and Mushi: these are the families of Levi according to their generations.
20 And Amram took him Jochebed his father’s sister to wife; and she bare him Aaron and Moses: and the years of the life of Amram were an hundred and thirty and seven years.
21 And the sons of Izhar; Korah, and Nepheg, and Zichri.