John Gills Exposition of the Bible Commentary - 2 Samuel 24:24
And the king said unto Araunah, nay, but I will surely buy it of thee at a price ,.... And a full price too, 1 Chronicles 21:24 ; that is, give him as much for it as it was worth: neither will I offer burnt offerings to the Lord my God of that which doth cost me nothing ; which shows an ingenuous spirit, and contrary to the temper of many, who like to serve the Lord in the cheapest manner, or with little cost to themselves: so David bought the threshingfloor and the oxen for fifty... read more
Matthew Henry's Complete Commentary - 2 Samuel 24:18-25
Here is, I. A command sent to David to erect an altar in the place where he saw the angel, 2 Sam. 24:18. This was to intimate to David, 1. That, upon his repeated submission and humiliation, God was now thoroughly reconciled to him; for, if the Lord had been pleased to kill him, he would not have accepted an offering, and therefore would not have ordered him to build an altar. God's encouraging us to offer to him spiritual sacrifices is a comfortable evidence of his reconciling us to himself.... read more