(14) باب ثَوَابِ الْمُؤْمِنِ فِيمَا يُصِيبُهُ مِنْ مَرَضٍ أَوْ حُزْنٍ أَوْ نَحْوِ ذَلِكَ حَتَّى الشَّوْكَةِ يُش
'A'isha reported:
Allah's Messenger (ﷺ) said: There is no trouble that comes to a believer except that it obliterates from his sins, even if it is the pricking of a thorn
Reference: Sahih Muslim 2572 e
In-book reference: Book 45, Hadith 63
USC-MSA web (English) reference(deprecated numbering scheme): Book 32, Hadith 6239