Yasin Ayah 9
وَجَعَلْنَا مِنۢ بَيْنِ أَيْدِيهِمْ سَدًّا وَمِنْ خَلْفِهِمْ سَدًّا فَأَغْشَيْنَـٰهُمْ فَهُمْ لَا يُبْصِرُونَ ٩
and have placed a barrier before them and a barrier behind them and covered them ?all? up, so they fail to see ?the truth?.