Qur'an 2:78 · Al-Baqara

وَمِنْهُمْ أُمِّيُّونَ لَا يَعْلَمُونَ ٱلْكِتَٰبَ إِلَّآ أَمَانِىَّ وَإِنْ هُمْ إِلَّا يَظُنُّونَ

(78) And among them are unlettered ones who do not know the Scripture except [indulgement in] wishful thinking, but they are only assuming.