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.

American Standard Version
At the commandment of Aaron and his sons shall be all the service of the sons of the Gershonites, in all their burden, and in all their service; and ye shall appoint unto them in charge all their burden.

Berean Study Bible
All the service of the Gershonites—all their transport duties and other work—is to be done at the direction of Aaron and his sons; you are to assign to them all that they are responsible to carry.

Douay-Rheims Bible
The sons of Gerson shall carry, by the commandment of Aaron and his sons: and each man shall know to what burden he must be assigned.

English Revised Version
At the commandment of Aaron and his sons shall be all the service of the sons of the Gershonites, in all their burden, and in all their service: and ye shall appoint unto them in charge all their burden.

King James Bible
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.

World English Bible
At the commandment of Aaron and his sons shall be all the service of the sons of the Gershonites, in all their burden, and in all their service; and you shall appoint their duty to them in all their responsibilities.

Young's Literal Translation
'By the command of Aaron and his sons is all the service of the sons of the Gershonite in all their burden, and in all their service; and ye have laid a charge on them concerning the charge of all their burden.

Numbers 4:27 Additional Translations ...