Surah An-Nahl, Verse 106

مَن كَفَرَ بِٱللَّهِ مِنۢ بَعۡدِ إِيمَٰنِهِۦٓ إِلَّا مَنۡ أُكۡرِهَ وَقَلۡبُهُۥ مُطۡمَئِنُّۢ بِٱلۡإِيمَٰنِ وَلَٰكِن مَّن شَرَحَ بِٱلۡكُفۡرِ صَدۡرٗا فَعَلَيۡهِمۡ غَضَبٞ مِّنَ ٱللَّهِ وَلَهُمۡ عَذَابٌ عَظِيمٞ١٠٦

man kafara bil-lahi min baʿdi īmānihi illā man uk'riha waqalbuhu muṭ'ma-innun bil-īmāni walākin man sharaḥa bil-kuf'ri ṣadran faʿalayhim ghaḍabun mina l-lahi walahum ʿadhābun ʿaẓīmun

Whoever disbelieves in [i.e., denies] Allāh after his belief... except for one who is forced [to renounce his religion] while his heart is secure in faith. But those who [willingly] open their breasts to disbelief, upon them is wrath from Allāh, and for them is a great punishment;