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.
nasai-kubra:9011Sūwayd b. Naṣr > ʿAbdullāh / Ibn al-Mubārak > ʿUbaydullāh > Nāfiʿ > Ibn ʿUmar > ʿUmar

[Machine] "O Messenger of Allah, can one of us sleep while in a state of janabah (major ritual impurity)?" The Messenger of Allah ﷺ said, "If any of you intends to do so, let him perform ablution."  

الكبرى للنسائي:٩٠١١أَخْبَرَنَا سُوَيْدُ بْنُ نَصْرٍ قَالَ أَخْبَرَنَا عَبْدُ اللهِ وَهُوَ ابْنُ الْمُبَارَكِ عَنْ عُبَيْدِ اللهِ عَنْ نَافِعٍ عَنِ ابْنِ عُمَرَ أَنَّ عُمَرَ قَالَ

يَا رَسُولَ اللهِ أَيَرْقُدُ أَحَدُنَا وَهُوَ جُنُبٌ؟ فَقَالَ رَسُولُ اللهِ ﷺ «إِذَا أَرَادَ أَحَدُكُمْ ذَلِكَ فَلْيَتَوَضَّأْ»