Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
tabarani:20965Aḥmad b. Rishdīn And ʾIsmāʿīl b. al-Ḥasan al-Khaffāf al-Miṣriyyān > Aḥmad b. Ṣāliḥ > Ibn Wahb > ʿAmr b. al-Ḥārith > ʿAbdullāh b. Abū Bakr > ʿUrwah > Marwān b. al-Ḥakam > Busrah b. Ṣafwān

[Machine] It was mentioned in the presence of the Messenger of Allah ﷺ about what a person should do when he touches his private parts, so he said, "Whoever touches his private parts should perform ablution."  

الطبراني:٢٠٩٦٥حَدَّثَنَا أَحْمَدُ بْنُ رِشْدِينَ وَإِسْمَاعِيلُ بْنُ الْحَسَنِ الْخَفَّافُ الْمِصْرِيَّانِ قَالَا ثنا أَحْمَدُ بْنُ صَالِحٍ ثنا ابْنُ وَهْبٍ أَخْبَرَنِي عَمْرُو بْنُ الْحَارِثِ عَنْ عَبْدِ اللهِ بْنِ أَبِي بَكْرٍ حَدَّثَهُ عَنْ عُرْوَةَ عَنْ مَرْوَانَ بْنِ الْحَكَمِ عَنْ بُسْرَةَ بِنْتِ صَفْوَانَ قَالَتْ

ذُكِرَ عِنْدَ رَسُولِ اللهِ ﷺ مَا يَتَوَضَّأُ مِنْهُ فَقَالَ «وَمَنْ مَسَّ الذَّكَرَ يَتَوَضَّأْ»