يَوْمَ يَأْتِ لَا تَكَلَّمُ نَفْسٌ إِلَّا بِإِذْنِهِۦ ۚ فَمِنْهُمْ شَقِىٌّ وَسَعِيدٌ

On the day when it shall come, no soul shall speak except with His permission, then (some) of them shall be unhappy and (others) happy.