Quran 51:44 from Surah Adh-Dhaariyat on Divine Marvels.
فَعَتَوۡاْ عَنۡ أَمۡرِ رَبِّهِمۡ فَأَخَذَتۡهُمُ ٱلصَّٰعِقَةُ وَهُمۡ يَنظُرُونَ
English translation: But they rebelled against (the) Command (of) their Lord so seized them the thunderbolt while they were looking
Transliteration: fa'ataw an amri rabbihim fa-akhadhathumu al-sa'iqatu wahum yanzuruna