Abdullah bin Abu Qatadah said:"My father told me that he heard the Messenger of Allah say: 'When anyone of you urinates, let him not touch his penis with his right hand nor clean himself with his right hand.'" Another chain with similar wording
ReferencesSunan Ibn Majah 310In-book: Book 1, Hadith 44Source: hadith-api (fawazahmed0)