9وَجَعَلنا مِن بَينِ أَيديهِم سَدًّا وَمِن خَلفِهِم سَدًّا فَأَغشَيناهُم فَهُم لا يُبصِرونَA. J. Arberryand We have put before them a barrier and behind them a barrier; and We have covered them, so they do not see.