إِنَّ الَّذِينَ كَفَرُوا سَوَاءٌ عَلَيْهِمْ أَأَنْذَرْتَهُمْ أَمْ لَمْ تُنْذِرْهُمْ لَا يُؤْمِنُونَ

Surah Al-Baqarah : 6
Indeed, those who disbelieve - it is all the same for them whether you warn them or do not warn them - they will not believe.

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