Abu Hurairah said: (It will atone for his sins) for three days more. he further said: One is rewarded ten times for doing a good work.
Abu Dawud said: The version narrated by Muhammad b. Salamah is perfect, and Hammad did not make a mention of the statement of Abu Hurairah.
In-book : Book 1, Hadith 343
English translation : Book 1, Hadith 343