7:52
وَلَقَدْ جِئْنَـٰهُم بِكِتَـٰبٍ فَصَّلْنَـٰهُ عَلَىٰ عِلْمٍ هُدًى وَرَحْمَةً لِّقَوْمٍ يُؤْمِنُونَ
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.
— Saheeh International
We have brought people a Scripture- We have explained it on the basis of true knowledge- as guidance and mercy for those who believe.
— M. A. S. Abdel Haleem
Certainly, We have brought them a Book (the Qur’ân) which We have explained in detail with knowledge, - a guidance and a mercy to a people who believe.
— Muhammad Muhsin Khan & Muhammad Taqi-ud-Din al-Hilali