Numbers 4:3 ASV

¹  And Jehovah spake unto Moses and unto Aaron, saying,

²  Take the sum of the sons of Kohath from among the sons of Levi, by their families, by their fathers' houses,

³  from thirty years old and upward even until fifty years old, all that enter upon 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, `about' the most holy things:

⁵  when the camp setteth forward, Aaron shall go in, and his sons, and they shall take down the veil of the screen, and cover the ark of the testimony with it,