Joseph Benson's Commentary of the Old and New Testaments - 1 Chronicles 21:1
1 Chronicles 21:1. Satan stood up against Israel Before the Lord and his tribunal, to accuse David and Israel, and to ask God’s permission to tempt David. Standing is the accuser’s posture before men’s tribunals; and consequently the Holy Scriptures (which use to speak of the things of God after the manner of men, to bring them down to our capacities) elsewhere represent Satan in this posture. See 1 Kings 22:21; Zechariah 3:1. In 2 Samuel 24:1, it is said, The anger of the Lord was... read more
Albert Barnes' Notes on the Whole Bible - 1 Chronicles 21:5
In 2 Samuel 24:9 the numbers are different. The explanation there given is not so generally accepted as the supposition that the numbers have, in one passage or the other (or possibly in both), suffered corruption. read more