Numbers 4:29-33 - Duties Of The Merarites

²⁹ The sons of Merari according to their families, according to the house of their fathers, thou shalt review them; ³⁰ From the son of thirty years and above, and even to the son of fifty years, thou shalt review them all going forth to war, to serve the service of the tent of appointment ³¹ And this the watches from their lifting up, for all their service in the tent of appointment; the boards of the dwelling, and its bars and its pillars, and its bases, ³² And the pillars of the enclosure round about, and their bases, and their pegs, and their cords for all their vessels, and for all their service: and by name ye shall review the vessels of the watches of their lifting up. ³³ This the service from the families of the sons of Merari, for all their service in the tent of appointment, by the hand of Ithamar, son of Aaron the priest.