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
tabarani:16518 – ʿAlī b. ʿAbd al-ʿAzīz > Abū Maʿmar al-Muqʿad > ʿAbd al-Wārith b. Saʿīd > Layth b. Abū Sulaym > Ṭalḥah b. Muṣarrif > Bīh from his father

[Machine] I saw the Messenger of Allah ﷺ wiping his head like this until he reached the Qadhaal (i.e., the back of the head).  

الطبراني:١٦٥١٨ – حَدَّثَنَا عَلِيُّ بْنُ عَبْدِ الْعَزِيزِ ثنا أَبُو مَعْمَرٍ الْمُقْعَدُ ثنا عَبْدُ الْوَارِثِ بْنُ سَعِيدٍ عَنْ لَيْثِ بْنِ أَبِي سُلَيْمٍ عَنْ طَلْحَةَ بْنِ مُصَرِّفٍ عَنْ أبِيهِ عَنْ جَدِّهِ قَالَ

«رَأَيْتُ رَسُولَ اللهِ ﷺ» مَسَحَ رَأْسَهُ مَرَّةً هَكَذَا حَتَّى بَلَغَ الْقَذَالَ  

See similar narrations below:

Collected by Ibn Mājah
ibnmajah:435 – Abū Bakr b. Abū Shaybah > ʿAbbād b. al-ʿAwwām > Ḥajjāj > ʿAṭāʾ > ʿUthmān b. ʿAffān

"I saw the Messenger of Allah performing ablution and he wiped his head once."  

ابن ماجة:٤٣٥ – حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ حَدَّثَنَا عَبَّادُ بْنُ الْعَوَّامِ عَنْ حَجَّاجٍ عَنْ عَطَاءٍ عَنْ عُثْمَانَ بْنِ عَفَّانَ قَالَ

رَأَيْتُ رَسُولَ اللَّهِ ﷺ تَوَضَّأَ فَمَسَحَ رَأْسَهُ مَرَّةً  

ibnmajah:437 – Muḥammad b. al-Ḥārith al-Miṣrī > Yaḥyá b. Rāshid al-Baṣrī > Yazīd a freed slave of Salamah > Salamah b. al-Akwaʿ

"I saw the Messenger of Allah performing ablution, and he wiped his head once."  

ابن ماجة:٤٣٧ – حَدَّثَنَا مُحَمَّدُ بْنُ الْحَارِثِ الْمِصْرِيُّ حَدَّثَنَا يَحْيَى بْنُ رَاشِدٍ الْبَصْرِيُّ عَنْ يَزِيدَ مَوْلَى سَلَمَةَ عَنْ سَلَمَةَ بْنِ الأَكْوَعِ قَالَ

رَأَيْتُ رَسُولَ اللَّهِ ﷺ تَوَضَّأَ فَمَسَحَ رَأْسَهُ مَرَّةً