This is the service of the Kohathites in the tent of meeting, relating to the most holy things. ¹ 

from thirty years old and upward to fifty years old, everyone who entered to do the work of service and the work of carrying ¹  relating to the tent of meeting –

These are the statutes that the Lord commanded Moses, relating to ¹  a man and his wife, and a father and his young daughter who is still living in her father’s house.