Charles Ellicott Commentary 2 Chronicles 23:3

"And all the assembly made a covenant with the king in the house of God. And he said unto them, Behold, the king`s son shall reign, as Jehovah hath spoken concerning the sons of David." — 2 Chronicles 23:3 (ASV)

And all the congregation. — Of the assembled Levites and family chiefs, as well as the royal guard.

Made a covenant with the king. — Compare to 2 Kings 11:4: And he made a covenant for them, that is, he imposed a compact on them and made them swear fidelity to the young prince. (Compare also to 2 Samuel 3:21; 2 Samuel 5:3.)

The king’s son shall reign. — Or, Behold the king’s son! Let him be king.

As the Lord has said. — Spoke concerning the sons of David, in the oracle delivered by the prophet Nathan (2 Samuel 7:4–17).