Qur'ān 39:54 · Az-Zumar (الزمر)

وَأَنِيبُوٓا۟ إِلَىٰ رَبِّكُمْ وَأَسْلِمُوا۟ لَهُۥ مِن قَبْلِ أَن يَأْتِيَكُمُ ٱلْعَذَابُ ثُمَّ لَا تُنصَرُونَ

And return [in repentance] to your Lord and submit to Him before the punishment comes upon you; then you will not be helped.