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.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
malik:2-61 – Mālik > Nāfiʿ

Yahya related to me from Malik from Nafi that Abdullah ibn Umar used to say, "If you touch your penis you have to do wudu."  

مالك:٢-٦١ – وَحَدَّثَنِي عَنْ مَالِكٍ عَنْ نَافِعٍ

أَنَّ عَبْدَ اللَّهِ بْنَ عُمَرَ كَانَ يَقُولُ إِذَا مَسَّ أَحَدُكُمْ ذَكَرَهُ فَقَدْ وَجَبَ عَلَيْهِ الْوُضُوءُ  

See similar narrations below:

Collected by Mālik, Bayhaqī
malik:2-76 – Mālik > Nāfiʿ

Yahya related to me from Malik from Nafi that Abdullah ibn Umar used to say, "When the circumcised part passes the circumcised part, ghusl is obligatory."  

مالك:٢-٧٦ – وَحَدَّثَنِي عَنْ مَالِكٍ عَنْ نَافِعٍ

أَنَّ عَبْدَ اللَّهِ بْنَ عُمَرَ كَانَ يَقُولُ إِذَا جَاوَزَ الْخِتَانُ الْخِتَانَ فَقَدْ وَجَبَ الْغُسْلُ  

bayhaqi:628 – Abū Aḥmad al-Mihrajānī al-ʿAdl > Abū Bakr Muḥammad b. Jaʿfar al-Muzakkī > Muḥammad b. Ibrāhīm al-ʿAbdī > Ibn Bukayr > Mālik > Ismāʿīl b. Muḥammad b. Saʿd b. Abū Waqqāṣ > Muṣʿab b. Saʿd

[Machine] He used to say: "If a man touches his private parts, then it is obligatory for him to perform ablution."  

البيهقي:٦٢٨ – أَخْبَرَنَا أَبُو أَحْمَدَ الْمِهْرَجَانِيُّ الْعَدْلُ ثنا أَبُو بَكْرٍ مُحَمَّدُ بْنُ جَعْفَرٍ الْمُزَكِّي نا مُحَمَّدُ بْنُ إِبْرَاهِيمَ الْعَبْدِيُّ ثنا ابْنُ بُكَيْرٍ ثنا مَالِكٌ عَنْ إِسْمَاعِيلَ بْنِ مُحَمَّدِ بْنِ سَعْدِ بْنِ أَبِي وَقَّاصٍ عَنْ مُصْعَبِ بْنِ سَعْدٍ أَنَّهُ قَالَ كُنْتُ أُمْسِكُ الْمُصْحَفَ عَلَى سَعْدِ بْنِ أَبِي وَقَّاصٍ فَاحْتَكَكْتُ قَالَ سَعْدٌ لَعَلَّكَ مَسَسْتَ ذَكَرَكَ فَقُلْتُ نَعَمْ قَالَ قُمْ فَتَوَضَّأْ فَقُمْتُ فَتَوَضَّأْتُ ثُمَّ رَجَعْتُ 629 وَبِإِسْنَادِهِ قَالَ ثنا مَالِكٌ عَنْ نَافِعٍ عَنْ عَبْدِ اللهِ بْنِ عُمَرَ

أَنَّهُ كَانَ يَقُولُ إِذَا مَسَّ الرَّجُلُ ذَكَرَهُ فَقَدْ وَجَبَ عَلَيْهِ الْوُضُوءُ