1 Chronicles 21:25

21:25 So David bought the place from Ornan for 600 pieces of gold. ¹ 

1 Chronicles 22:1

22:1 David then said, “This is the place where the temple of the Lord God will be, along with the altar for burnt sacrifices for Israel.”

[21:25]  ¹ tc The parallel text of 2 Sam 24:24 says David bought the threshing floor and the oxen for “fifty pieces of silver.” This would have been about 20 ounces (568 grams) of silver by weight.