18. Cut ye not off the tribe of the families of the Kohathites from among the Levites:
19. but thus do unto them, that they may live, and not die, when they approach unto the most holy things: Aaron and his sons shall go in, and appoint them every one to his service and to his burden:
20. but they shall not go in to see the sanctuary even for a moment, lest they die.
21. And the Lord spake unto Moses, saying,
22. Take the sum of the sons of Gershon also, by their fathers' houses, by their families;
23. from thirty years old and upward until fifty years old shalt thou number them; all that enter in to wait upon the service, to do the work in the tent of meeting.
24. This is the service of the families of the Gershonites, in serving and in bearing burdens: