9وَجَعَلنا مِن بَينِ أَيديهِم سَدًّا وَمِن خَلفِهِم سَدًّا فَأَغشَيناهُم فَهُم لا يُبصِرونَMuhammad AliAnd We have set a barrier before them and a barrier behind them, thus We have covered them, so that they see not.