Qur'an 7:52

وَلَقَدْ جِئْنَـٰهُم بِكِتَـٰبٍ فَصَّلْنَـٰهُ عَلَىٰ عِلْمٍ هُدًى وَرَحْمَةً لِّقَوْمٍ يُؤْمِنُونَ

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

Al-A'raaf 7:52 · Saheeh International