NET
5 When it is time for the camp to journey, Aaron and his sons must come and take down the screening curtain and cover the ark of the testimony with it.
Darby
5 And when the camp setteth forward, Aaron and his sons shall go in, and they shall take down the veil of separation and cover the ark of testimony with it;
KJV
5 And when the camp setteth forward, Aaron shall come, and his sons, and they shall take down the covering vail, and cover the ark of testimony with it: