Then he purchased the portion of the field where he had pitched his tent; he bought it ¹  from the sons of Hamor, Shechem’s father, for a hundred pieces of money. ² 

So Joseph bought all the land of Egypt for Pharaoh. Each ¹  of the Egyptians sold his field, for the famine was severe. ²  So the land became Pharaoh’s.

But the king said to Araunah, “No, I insist on buying it from you! I will not offer to the Lord my God burnt sacrifices that cost me nothing.” So David bought the threshing floor and the oxen for fifty pieces of silver. ¹ 

He purchased the hill of Samaria ¹  from Shemer for two talents ²  of silver. He launched a construction project there ³  and named the city he built after Shemer, the former owner of the hill of Samaria.