Surah Al-Isra 17:82
وَنُنَزِّلُ مِنَ ٱلْقُرْءَانِ مَا هُوَ شِفَآءٌ وَرَحْمَةٌ لِّلْمُؤْمِنِينَ ۙ وَلَا يَزِيدُ ٱلظَّٰلِمِينَ إِلَّا خَسَارًا ٨٢
EnglishSahih International
And We send down of the Qur'an that which is healing and mercy for the believers, but it does not increase the wrongdoers except in loss.