Parallel
1 Chronicles 21:25
Rahlfs Septuagint (1935) · Berean Standard Bible
καὶ ἔδωκεν Δαυιδ τῷ Ορνα ἐν τῷ τόπῳ αὐτοῦ σίκλους χρυσίου ὁλκῆς ἑξακοσίους
So David paid Ornan six hundred shekels of gold (note: 600 shekels is approximately 15.1 pounds or 6.8 kilograms of gold.) for the site.