Quran 51:8 from Surah Adh-Dhaariyat on Divine Marvels.
إِنَّكُمۡ لَفِي قَوۡلٖ مُّخۡتَلِفٖ
English translation: Indeed you (are) surely in a speech differing
Transliteration: innakum lafi qawlin mukh'talifin