وَنُنَزِّلُ مِنَ الْقُرْآنِ مَا هُوَ شِفَاءٌ وَرَحْمَةٌ لِلْمُؤْمِنِينَ ۙ وَلَا يَزِيدُ الظَّالِمِينَ إِلَّا خَسَارًا

Surah Al-Isra : 82
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.

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