وَكَذَٰلِكَ أَوۡحَيۡنَآ إِلَيۡكَ رُوحٗا مِّنۡ أَمۡرِنَاۚ مَا كُنتَ تَدۡرِي مَا ٱلۡكِتَٰبُ وَلَا ٱلۡإِيمَٰنُ وَلَٰكِن جَعَلۡنَٰهُ نُورٗا نَّهۡدِي بِهِۦ مَن نَّشَآءُ مِنۡ عِبَادِنَاۚ وَإِنَّكَ لَتَهۡدِيٓ إِلَىٰ صِرَٰطٖ مُّسۡتَقِيمٖ

Wa kazaalika awhainaaa ilaika roohan min amrinaa; maa kunta tadree mal Kitaabu wa lal eemaanu wa laakin ja'alnaahu nooran nahdee bihee man nashaaa'u min 'ibaadinaa; wa innaka latahdeee ilaaa Siraatin Mustaqeem

And thus have We, by Our Command, sent inspiration to thee: thou knewest not (before) what was Revelation, and what was Faith; but We have made the (Qur'an) a Light, wherewith We guide such of Our servants as We will; and verily thou dost guide (men) to the Straight Way,-

— Ash-Shura (ٱلشُّورَىٰ), 42:52