Take it of them, that they may be to do the service of the tabernacle of the congregation; and thou shalt give them unto the Levites, to every man according to his service. According to his service - That is, distribute them among the Levites as they may need them, giving most to those who have the heaviest burdens to bear.
Related Commentaries of Numbers 7:5
Numbers 7:5
5 Take it of them, that they may be to do the service of the tabernacle of the congregation; and thou shalt give them unto the Levites, to every man according to his service.