Sunan an-Nasa'i 163
سنن النسائي#163Sahihأَخْبَرَنَا هَارُونُ بْنُ عَبْدِ اللَّهِ، حَدَّثَنَا مَعْنٌ، أَنْبَأَنَا مَالِكٌ، ح وَالْحَارِثُ بْنُ مِسْكِينٍ قِرَاءَةً عَلَيْهِ وَأَنَا أَسْمَعُ، عَنِ ابْنِ الْقَاسِمِ، قَالَ أَنْبَأَنَا مَالِكٌ، عَنْ عَبْدِ اللَّهِ بْنِ أَبِي بَكْرِ بْنِ مُحَمَّدِ بْنِ عَمْرِو بْنِ حَزْمٍ، أَنَّهُ سَمِعَ عُرْوَةَ بْنَ الزُّبَيْرِ، يَقُولُ دَخَلْتُ عَلَى مَرْوَانَ بْنِ الْحَكَمِ فَذَكَرْنَا مَا يَكُونُ مِنْهُ الْوُضُوءُ فَقَالَ مَرْوَانُ مِنْ مَسِّ الذَّكَرِ الْوُضُوءُ . فَقَالَ عُرْوَةُ مَا عَلِمْتُ ذَلِكَ . فَقَالَ مَرْوَانُ أَخْبَرَتْنِي بُسْرَةُ بِنْتُ صَفْوَانَ أَنَّهَا سَمِعَتْ رَسُولَ اللَّهِ صلى الله عليه وسلم يَقُولُ " إِذَا مَسَّ أَحَدُكُمْ ذَكَرَهُ فَلْيَتَوَضَّأْ " .
Urwah bin Az-Zubair said:"I entered upon Mawan bin Al-Hakam and we mentioned the things for which Wudu' is done. Marwan said: 'Wudu' should be done after touching the penis.' 'Urwah said: 'I did not know that.' Marwan said: 'Busrah bint Safwan told me that she heard the Messenger of Allah (ﷺ) say: "And if any one of you touches his penis, let him do Wudu
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 1:164