24And the king said to Aravnah, "No; for I will only buy it from you at a price; so that I will not offer to the Lord my God burnt-offerings [which I had received] for nothing." And David bought the threshing-floor and the oxen for fifty shekels of silver.
Shmuel II.24:24.
And David gave to Ornan for the place shekels of gold weighing six hundred.
Divrei Hayamim I 21:25.
fifty shekels of silver or shekels of gold weighing six hundred?
3rd contradiction link to 2nd and 1st