Hadith 20

On the authority of Abu Dhar Jundub bin Junadah, and Muadh bin Jabal that the messenger of Allah said :

"Fear Allah wherever you are, and follow up a bad deed with a good one and it will wipe it out, and behave well towards people."

Tirmithi narrated the hadith and said it was fine, and in another version, said ture and fine