“from thirty years old and upward even until fifty years old, all who enter into the service to do the work in the Tent of Meeting.”
Numbers 4:3 (WEB)
Context Reading
1Yahweh spoke to Moses and to Aaron, saying, 2“Take a census of the sons of Kohath from among the sons of Levi, by their families, by their fathers’ houses, 3from thirty years old and upward even until fifty years old, all who enter into the service to do the work in the Tent of Meeting. 4“This is the service of the sons of Kohath in the Tent of Meeting, regarding the most holy things. 5When the camp moves forward, Aaron shall go in with his sons; and they shall take down the veil of the screen, cover the ark of the Testimony with it,