The word(s) "بِالْكُفْرِ" appears in 4 verse(s) in Quran.

(1) وَلَا يَأْمُرَكُمْ أَن تَتَّخِذُوا الْمَلَائِكَةَ وَالنَّبِيِّينَ أَرْبَابًا ۗ أَيَأْمُرُكُم بِالْكُفْرِ بَعْدَ إِذْ أَنتُم مُّسْلِمُونَ

(سورة آل عمران, Aal-i-Imraan, Chapter #3, Verse #80)
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(2) وَإِذَا جَاءُوكُمْ قَالُوا آمَنَّا وَقَد دَّخَلُوا بِالْكُفْرِ وَهُمْ قَدْ خَرَجُوا بِهِ ۚ وَاللَّهُ أَعْلَمُ بِمَا كَانُوا يَكْتُمُونَ

(سورة المائدة, Al-Maaida, Chapter #5, Verse #61)
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(3) مَا كَانَ لِلْمُشْرِكِينَ أَن يَعْمُرُوا مَسَاجِدَ اللَّهِ شَاهِدِينَ عَلَىٰ أَنفُسِهِم بِالْكُفْرِ ۚ أُولَـٰئِكَ حَبِطَتْ أَعْمَالُهُمْ وَفِي النَّارِ هُمْ خَالِدُونَ

(سورة التوبة, At-Tawba, Chapter #9, Verse #17)
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(4) مَن كَفَرَ بِاللَّهِ مِن بَعْدِ إِيمَانِهِ إِلَّا مَنْ أُكْرِهَ وَقَلْبُهُ مُطْمَئِنٌّ بِالْإِيمَانِ وَلَـٰكِن مَّن شَرَحَ بِالْكُفْرِ صَدْرًا فَعَلَيْهِمْ غَضَبٌ مِّنَ اللَّهِ وَلَهُمْ عَذَابٌ عَظِيمٌ

(سورة النحل, An-Nahl, Chapter #16, Verse #106)
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