Parallel
Numbers 18:2
Brenton's English Septuagint · Berean Standard Bible
And take to thyself thy brethren the tribe of Levi, the family of thy father, and let them be joined to thee, and let them minister to thee; and thou and thy sons with thee [shall minister] before the tabernacle of witness.
But bring with you also your brothers from the tribe of Levi, the tribe of your father, that they may join you and assist you and your sons before the Tent of the Testimony.