´It was narrated from 'Abdullah bin Abi Qatadah that his father said:` "The Messenger of Allah (ﷺ) said: 'When any one of you enters Al-Khala' (the toilet), let him not touch his penis with his right hand.'"
Hadith ReferenceSunan an-Nasa'i / Mention The Fitrah (The Natural Inclination Of Man) / Hadith: 25
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:متفق عليه