'Buy' in the Bible

And Araunah saith, 'Wherefore hath my lord the king come unto his servant?' and David saith, 'To buy from thee the threshing-floor, to build an altar to Jehovah, and the plague is restrained from the people.'

And the king saith unto Araunah, 'Nay, for I do surely buy from thee for a price, and I do not cause to ascend to Jehovah my God burnt-offerings for nought;' and David buyeth the threshing-floor and the oxen for fifty shekels of silver,