Sahih Muslim 6834

Arabic

حَدَّثَنَا أَبُو كُرَيْبٍ، حَدَّثَنَا أَبُو مُعَاوِيَةَ، عَنِ الأَعْمَشِ، بِهَذَا الإِسْنَادِ ‏.‏ نَحْوَهُ غَيْرَ أَنَّهُ قَالَ ‏ "‏ فَلَهُ عَشْرُ أَمْثَالِهَا أَوْ أَزِيدُ ‏"‏ ‏.‏

Translation

A hadith like this has been transmitted on the authority of A'mash with the same chain of transmitters and he (further) said:There is for him ten like that (the good he performed) or more than that

Authenticity

Sahih

Reference