He and Abu Sa'id reported the Prophet as saying, “No Muslim is afflicted by difficulty, continuous pain, anxiety, grief, injury, or care, or even by a thorn with which he is pierced, without God thereby making an atonement for his sins.” (Bukhari and Muslim.)
Hadith Referenceمشكوة المصابيح / كتاب الجنائز / 1537
Hadith Gradingالألبانی:مُتَّفق عَلَيْهِ | زبیر علی زئی:متفق عليه
Hadith Takhrij´تحقيق و تخريج: محدث العصر حافظ زبير على زئي رحمه الله` «متفق عليه، رواه البخاري (5641. 5642) و مسلم (2573/52)»