Quran 68:37 from Surah Al-Qalam on Divine Marvels.
أَمۡ لَكُمۡ كِتَٰبٞ فِيهِ تَدۡرُسُونَ
English translation: Or (is) for you a book wherein you learn
Transliteration: am lakum kitabun fihi tadrusuna