Quran 26:50 from Surah Ash-Shu'araa on Divine Marvels.
قَالُواْ لَا ضَيۡرَۖ إِنَّآ إِلَىٰ رَبِّنَا مُنقَلِبُونَ
English translation: They said No harm Indeed we to our Lord (will) return
Transliteration: qalu la dayra inna ila rabbina munqalibuna