No trouble comes to a believer even if it is the pricking of a thorn that it becomes (the means) whereby his sins are effaced or his sins are obliterated. Yazid says: He does not know which word 'Urwa said (whether he said Qussa or Kuffira).
عَنْ عَائِشَةَ زَوْجِ النَّبِيِّ ﷺ أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ لاَ يُصِيبُ الْمُؤْمِنَ مِنْ مُصِيبَةٍ حَتَّى الشَّوْكَةِ إِلاَّ قُصَّ بِهَا مِنْ خَطَايَاهُ أَوْ كُفِّرَ بِهَا مِنْ خَطَايَاهُ لاَ يَدْرِي يَزِيدُ أَيَّتُهُمَا قَالَ عُرْوَةُ