Al-Munafiqun 63:3
Juz 28 · Hizb 56 · Page 554 · Medinan
ذَٰلِكَ بِأَنَّهُمْ ءَامَنُوا۟ ثُمَّ كَفَرُوا۟ فَطُبِعَ عَلَىٰ قُلُوبِهِمْ فَهُمْ لَا يَفْقَهُونَ
That is because they believed, and then they disbelieved; so their hearts were sealed over, and they do not understand.
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Retrieved Uthmani mushaf on Ai Quran. Saheeh International. Not a fatwa. The interactive knowledge graph for this ayah loads with JavaScript.