Quran 17:108 from Surah Al-Israa on Divine Marvels.
وَيَقُولُونَ سُبۡحَٰنَ رَبِّنَآ إِن كَانَ وَعۡدُ رَبِّنَا لَمَفۡعُولٗا
English translation: And they say Glory be to our Lord! Indeed is (the) promise (of) our Lord surely fulfilled
Transliteration: wayaquluna sub'hana rabbina in kana wa'du rabbina lamaf'ulan