Surah Al-A'raf, Verse 52

وَلَقَدۡ جِئۡنَٰهُم بِكِتَٰبٖ فَصَّلۡنَٰهُ عَلَىٰ عِلۡمٍ هُدٗى وَرَحۡمَةٗ لِّقَوۡمٖ يُؤۡمِنُونَ٥٢

walaqad ji'nāhum bikitābin faṣṣalnāhu ʿalā ʿil'min hudan waraḥmatan liqawmin yu'minūna

And We had certainly brought them a Book which We detailed by knowledge - as guidance and mercy to a people who believe.