3 verses have
kufri
in Edition English Transliteration / At-Tawba (The Repentance)

9:12Wa in nakasooo aimaanahum mim ba'di 'ahdihim wa ta'anoo fee deenikum faqaatilooo a'immatal kufri innahum laaa aimaana lahum la'allahum yantahoon

9:37Innamma naseee'u ziyaadatun filkufri yudallu bihillazeena kafaroo yuhil loonahoo 'aamanw wa yuhar rimoonahoo 'aamalliyu watti'oo 'iddata maa harramal laah; zuyyina lahum sooo'u a'maalihim; wallaahu laa yahdil qawmal kaafireen

9:74Yahlifoona billaahi wa qaaloo wa laqad qaaloo kalimatal kufri wa kafaroo ba'da Islaamihim wa hammoo bimaa lam yanaaloo; wa maa naqamooo illaaa an aghnaa humullaahu wa Rasooluhoo min fadlih; fainy yatooboo yaku khairal lahum wa iny yatawal law yu'az zibhumullaahu 'azaaban aleeman fiddunyaa wal Aakhirah; wamaa lahum fil ardi minw waliyyinw wa laa naseer