“No,” replied King David, “I insist on paying the full price, for I will not take for the LORD what belongs to you, nor will I offer burnt offerings that cost me nothing.”
Jewish Publication Society of America Version (JPS1917) - 1 Chronicles 21:24 >And king David said to Ornan: 'Nay, but I will verily buy it for the full price; for I will not take that which is thine for the LORD, nor offer a burnt-offering without cost.'