Al Furqan Ayah 27

وَيَوْمَ يَعَضُّ ٱلظَّالِمُ عَلَىٰ يَدَيْهِ يَقُولُ يَـٰلَيْتَنِى ٱتَّخَذْتُ مَعَ ٱلرَّسُولِ سَبِيلاً ٢٧ And ?beware of? the Day the wrongdoer will bite his nails ?in regret? and say, “Oh! I wish I had followed the Way along with the Messenger!