13 The sons of Amram: Aaron and Moses; and Aaron was set apart, he and his sons forever, that he should sanctify the most holy things, to burn incense before the Lord, to minister to Him, and to give the blessing in His name forever.

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.