Qur'an 3:177 · Aal-i-Imraan

إِنَّ ٱلَّذِينَ ٱشْتَرَوُا۟ ٱلْكُفْرَ بِٱلْإِيمَٰنِ لَن يَضُرُّوا۟ ٱللَّهَ شَيْـًۭٔا وَلَهُمْ عَذَابٌ أَلِيمٌۭ

(177) Indeed, those who purchase disbelief [in exchange] for faith - never will they harm Allāh at all, and for them is a painful punishment.