هَلۡ يَنظُرُونَ إِلَّا ٱلسَّاعَةَ أَن تَأۡتِيَهُم بَغۡتَةٗ وَهُمۡ لَا يَشۡعُرُونَ

Hal yanzuroona illas Saa'ata an ta'tiyahum baghtatanw wa hum laa yash'uroon

Do they only wait for the Hour - that it should come on them all of a sudden, while they perceive not?

— Az-Zukhruf (ٱلزُّخْرُف), 43:66