Hearts Sealed from Understanding

مَا يَأْتِيهِم مِّن ذِكْرٍ مِّن رَّبِّهِم مُّحْدَثٍ إِلَّا ٱسْتَمَعُوهُ وَهُمْ يَلْعَبُونَ

No mention [i.e., revelation] comes to them anew from their Lord except that they listen to it while they are at play