Clear Quran
Ali 'Imran · 3:177
إِنَّ الَّذِينَ اشْتَرَوُا الْكُفْرَ بِالْإِيمَانِ لَنْ يَضُرُّوا اللَّهَ شَيْئًا وَلَهُمْ عَذَابٌ أَلِيمٌ
Those who trade belief for disbelief will never harm Allah in the least, and they will suffer a painful punishment.