Thus were they divided by lot; partly to prevent that envy or emulation which otherwise might arise among them; and partly that all men's minds and consciences might be fully satisfied in the order now established by this Divine way of decision. Governors of the house of God; but that is no other than the sanctuary; and so it may seem to make this division improper and irregular, the several members of it being altogether the same. Or rather, of the things of God, i.e. of all persons ministering in the sanctuary, and of all holy ministrations done in it, and of all other matters of the Lord, as they are called by way of distinction from the king's matters, 2 Chronicles 19:11.
Related Commentaries of 1 Chronicles 24:5
1 Chronicles 24:5
5 Thus were they divided by lot, one sort with another; for the governors of the sanctuary, and governors of the house of God, were of the sons of Eleazar, and of the sons of Ithamar.