Quran 23:93 from Surah Al-Muminoon on Divine Marvels.
قُل رَّبِّ إِمَّا تُرِيَنِّي مَا يُوعَدُونَ
English translation: Say My Lord! If You should show me what they are promised
Transliteration: qul rabbi imma turiyanni ma yu'aduna