Sura 26 Ash-Shu'ara' (The Poets), ayah 202

1. فَيَأْتِيَهُمْ بَغْتَةً وَهُمْ لَا يَشْعُرُونَ

   And it will come to them suddenly while they perceive (it) not.

   26:202

Translation: Saheeh International