Sunan an-Nasa'i #446 · The Book of Ghusl and Tayammum

Sunan an-Nasa'iIt was narrated that Marwan bin Al-Hakam said that one should perform Wudu' after touching one's penis. Marwan said
Sunan an-Nasa'i · Book 4 · The Book of Ghusl and Tayammum
Sunan an-Nasa'i · كتاب 4 · كتاب الغسل والتيمم
"Busrah bint Safwan told me that." 'Urwah sent someone to check that, and she said: "The Messenger of Allah (ﷺ) mentioned what Wudu' is done for, and said: 'Touching the penis
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 ‏"‏ ‏.‏
Reference : Sunan an-Nasa'i 446In-book reference : Book 4, Hadith 52