Surah Al-Isra, ayah 108

17:108

وَيَقُولُونَ سُبۡحَٰنَ رَبِّنَآ إِن كَانَ وَعۡدُ رَبِّنَا لَمَفۡعُولٗا ١٠٨

Wayaqūlūna subhāna rabbinā in kāna wa'du rabbinā lamaf'ūlā

And they say, "Exalted is our Lord! Indeed, the promise of our Lord has been fulfilled."