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
nasai-kubra:686 – Muḥammad b. Salamah And al-Ḥārith b. Miskīn > Ibn al-Qāsim > Mālik > Yazīd b. ʿAbdullāh b. al-Hād > Muḥammad b. Ibrāhīm b. al-Ḥārith > Abū Salamah > Abū Saʿīd al-Khudrī

"My two eyes saw the traces of water and mud on the forehead and nose of the Messenger of Allah ﷺ, from his praying Qiyam on the night of the twenty-first." (Using translation from Nasāʾī 1095)   

الكبرى للنسائي:٦٨٦ – أَخْبَرَنَا مُحَمَّدُ بْنُ سَلَمَةَ وَالْحَارِثُ بْنُ مِسْكِينٍ قِرَاءَةً عَلَيْهِ وَاللَّفْظُ لَهُ عَنِ ابْنِ الْقَاسِمِ قَالَ حَدَّثَنِي مَالِكٌ عَنْ يَزِيدَ بْنِ عَبْدِ اللهِ بن الْهَادِ عَنْ مُحَمَّدِ بْنِ إِبْرَاهِيمَ بْنِ الْحَارِثِ عَنْ أَبِي سَلَمَةَ عَنْ أَبِي سَعِيدٍ الْخُدْرِيِّ قَالَ

«بَصُرَتْ عَيْنَايَ رَسُولَ اللهِ ﷺ عَلَى جَبِينِهِ وَأَنْفِهِ أَثَرُ الْمَاءِ وَالطِّينِ مَعَ صُبْحِ لَيْلَةِ إِحْدَى وَعِشْرِينَ»  

See similar narrations below:

Collected by Nasāʾī
nasai:1095 – Muḥammad b. Salamah And al-Ḥārith b. Miskīn > Ibn al-Qāsim > Mālik > Yazīd b. ʿAbdullāh b. al-Hād > Muḥammad b. Ibrāhīm b. al-Ḥārith > Abū Salamah > Abū Saʿīd al-Khudrī

"My two eyes saw the traces of water and mud on the forehead and nose of the Messenger of Allah ﷺ, from his praying Qiyam on the night of the twenty-first."  

النسائي:١٠٩٥ – أَخْبَرَنَا مُحَمَّدُ بْنُ سَلَمَةَ وَالْحَارِثُ بْنُ مِسْكِينٍ قِرَاءَةً عَلَيْهِ وَأَنَا أَسْمَعُ وَاللَّفْظُ لَهُ عَنِ ابْنِ الْقَاسِمِ قَالَ حَدَّثَنِي مَالِكٌ عَنْ يَزِيدَ بْنِ عَبْدِ اللَّهِ بْنِ الْهَادِ عَنْ مُحَمَّدِ بْنِ إِبْرَاهِيمَ بْنِ الْحَارِثِ عَنْ أَبِي سَلَمَةَ عَنْ أَبِي سَعِيدٍ الْخُدْرِيِّ قَالَ

بَصُرَتْ عَيْنَاىَ رَسُولَ اللَّهِ ﷺ عَلَى جَبِينِهِ وَأَنْفِهِ أَثَرُ الْمَاءِ وَالطِّينِ مِنْ صُبْحِ لَيْلَةِ إِحْدَى وَعِشْرِينَ مُخْتَصَرٌ