Qur'an 2:6 · Al-Baqara

إِنَّ ٱلَّذِينَ كَفَرُوا۟ سَوَآءٌ عَلَيْهِمْ ءَأَنذَرْتَهُمْ أَمْ لَمْ تُنذِرْهُمْ لَا يُؤْمِنُونَ

(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.