King James Version
At the appointment of Aaron and his sons shall be all the service of the sons of the Gershonites, in all their burdens, and in all their service: and ye shall appoint unto them in charge all their burdens.New International Version
All their service, whether carrying or doing other work, is to be done under the direction of Aaron and his sons. You shall assign to them as their responsibility all they are to carry.Catholic Public Domain Version
the sons of Gershon shall carry, under the orders of Aaron and his sons. And so shall each one know to which burden he ought to surrender