English Standard Version
They shall join you and keep guard over the tent of meeting for all the service of the tent, and no outsider shall come near you.New International Version
They are to join you and be responsible for the care of the Tent of Meeting-all the work at the Tent-and no one else may come near where you are.Catholic Public Domain Version
But they may be with you, and they may watch over the care of the tabernacle and all its ceremonies. A foreigner shall not be mixed with you