Numbers 4:38-40

21st Century King James Version

³⁸ And those who were numbered of the sons of Gershon, throughout their families and by the house of their fathers,

³⁹ from thirty years old and upward even unto fifty years old, every one who entereth into the service for the work in the tabernacle of the congregation”

⁴⁰ even those who were numbered of them throughout their families, by the house of their fathers, were two thousand and six hundred and thirty.