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.
ibnmajah:507Abū Bakr b. Abū Shaybah > Muḥammad b. Bishr > Misʿar > Muṣʿab b. Shaybah > Abū Ḥabīb b. Yaʿlá b. Munyah > Ibn ʿAbbās

He came to Ubayy bin Ka'b accompanied by 'Umar. Ubayy came out to them and said: "I noticed some prostatic fluid, so I washed my penis and performed ablution. 'Umar said: "Is that sufficient?" He said: "Yes." He ('Umar) asked: "Did you hear that from the messenger of Allah?" He said: "Yes."  

ابن ماجة:٥٠٧حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ حَدَّثَنَا مُحَمَّدُ بْنُ بِشْرٍ حَدَّثَنَا مِسْعَرٌ عَنْ مُصْعَبِ بْنِ شَيْبَةَ عَنْ أَبِي حَبِيبِ بْنِ يَعْلَى بْنِ مُنْيَةَ عَنِ ابْنِ عَبَّاسٍ أَنَّهُ أَتَى أُبَىَّ بْنَ كَعْبٍ وَمَعَهُ عُمَرُ فَخَرَجَ عَلَيْهِمَا فَقَالَ

إِنِّي وَجَدْتُ مَذْيًا فَغَسَلْتُ ذَكَرِي وَتَوَضَّأْتُ فَقَالَ عُمَرُ أَوَ يُجْزِئُ ذَلِكَ قَالَ نَعَمْ قَالَ أَسَمِعْتَهُ مِنْ رَسُولِ اللَّهِ ﷺ قَالَ نَعَمْ  


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Collected by Suyūṭī
suyuti:22-35bIbn ʿAbbās
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السيوطي:٢٢-٣٥b

"عَنْ ابْنِ عَبَّاسٍ: أَنَّهُ أَتَى أُبَيًّا وَمَعَهُ عُمَرُ فَخَرَجَ عَلَيْهِمَا فَقَالَ: إِنِّى وَجَدْتُ مَذْيًا فَغَسَلْتُ ذَكَرِى وَتَوَضَّأتُ، فَقَالَ عُمَرُ: أَوَ يُجْزِئُ ذَلِكَ؟ قَالَ: نَعَمْ، قَالَ: أَسَمِعْتَهُ مِنْ رَسُولِ الله ﷺ ؟ قَالَ: نَعَمْ".  

[ش] ابن أبى شيبة [هـ] ابن ماجة