Al-Baqarah - 6

﴿إِنَّ الَّذِينَ كَفَرُوا سَوَاءٌ عَلَيْهِمْ أَأَنْذَرْتَهُمْ أَمْ لَمْ تُنْذِرْهُمْ لَا يُؤْمِنُونَ﴾

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(6) Indeed, those who disbelieve[11] - it is all the same for them whether you warn them or do not warn them - they will not believe.