5

YUSUFALI : Nay, were ye to know with certainty of mind, (ye would beware!)

PICKTHAL : Nay, would that ye knew (now) with a sure knowledge!

SHAKIR : Nay! if you had known with a certain knowledge,

M& HILALI : Nay! If you knew with a sure knowledge (the end result of piling up, you would not have occupied yourselves in worldly things)