أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا اللَّيْثُ، عَنِ ابْنِ شِهَابٍ، عَنْ عُرْوَةَ بْنِ الزُّبَيْرِ، عَنْ مَرْوَانَ بْنِ الْحَكَمِ، أَنَّهُ قَالَ الْوُضُوءُ مِنْ مَسِّ الذَّكَرِ فَقَالَ مَرْوَانُ أَخْبَرَتْنِيهِ بُسْرَةُ بِنْتُ صَفْوَانَ . فَأَرْسَلَ عُرْوَةُ قَالَتْ ذَكَرَ رَسُولُ اللَّهِ صلى الله عليه وسلم مَا يُتَوَضَّأُ مِنْهُ فَقَالَ " مِنْ مَسِّ الذَّكَرِ " .
It was narrated that Marwan bin Al-Hakam said that one should perform Wudu' after touching one's penis. Marwan said: "Busrah bint Safwan told me that." 'Urwah sent someone to check that, and she said: "The Messenger of Allah (PBUH) mentioned what Wudu' is done for, and said: 'Touching the penis.'" Translation Not Available
Book Ref: Sunan An Nisai Book 4 Hadith 446
Web Ref: Sunan An Nisai Vol 1 Book 4 Hadith 447