6:16 Now these are the names of the sons of Levi, according to their records: Gershon, Kohath, and Merari. (The length of Levi’s life was 137 years.)
6:20 Amram married his father’s sister Jochebed, and she bore him Aaron and Moses. (The length of Amram’s life was 137 years.)
21:2 “If you buy a Hebrew servant, he is to serve you for six years, but in the seventh year he will go out free without paying anything.