Whomever Is Cursed, Reviled Or Prayed Against By The Prophet (SAW) When He Does Not Deserve That, It Will Be Purification, Reward And Mercy For Him Sahih Muslim 2604 b

Sahih Muslim 2604b
Arabic hadith text
حَدَّثَنِي إِسْحَاقُ بْنُ مَنْصُورٍ، أَخْبَرَنَا النَّضْرُ بْنُ شُمَيْلٍ، حَدَّثَنَا شُعْبَةُ، أَخْبَرَنَا أَبُو حَمْزَةَ سَمِعْتُ ابْنَ عَبَّاسٍ، يَقُولُ كُنْتُ أَلْعَبُ مَعَ الصِّبْيَانِ فَجَاءَ رَسُولُ اللَّهِ صلى الله عليه وسلم فَاخْتَبَأْتُ مِنْهُ ‏.‏ فَذَكَرَ بِمِثْلِهِ
Translation

This hadith has been transmitted on the authority of Ibn Abbas with a slight variation of wording.