13 The sons of Amram: Aaron and Moses. Aaron was especially ordained to work in the Holy of Holies, to burn incense before God, to serve God and bless his Name always. This was a permanent appointment for Aaron and his sons.

Matthew Henry's Commentary on 1 Chronicles 23:13

Commentary on 1 Chronicles 23:1-23

(Read 1 Chronicles 23:1-23)

David, having given charge concerning the building of the temple, settles the method of the temple service, and orders the officers of it. When those of the same family were employed together, it would engage them to love and assist one another.