وَإِنْ أَدْرِي لَعَلَّهُ فِتْنَةٌ لَّكُمْ وَمَتَاعٌ إِلَىٰ حِينٍ ١١١

And I do not know (on my own) that this (delaying of the torment and the respite given to you) may perhaps be a trial for you, and the intention may be to provide (you) a benefit till a fixed time.’ (21:111)