These were the names of the sons of Levi according to their records: Gershon, Kohath, and Merari. Levi lived 137 years.
KJV
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] an hundred thirty and seven years.
ASV
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 and seven years.