Abu Huraira told that he heard Abul Qasim (i.e. the Prophet) say, “If any one reviles his slave when he is innocent of what he said, he will be beaten on the day of resurrection, unless it is as he said.” (Bukhari and Muslim.)
Hadith Referenceمشكوة المصابيح / كتاب النكاح / 3351
Hadith Gradingالألبانی:مُتَّفَقٌ عَلَيْهِ | زبیر علی زئی:متفق عليه
Hadith Takhrij´تحقيق و تخريج: محدث العصر حافظ زبير على زئي رحمه الله` «متفق عليه، رواه البخاري (6858) و مسلم (1660/37)»