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:613al-ʿAbbās b. ʿAbd al-ʿAẓīm al-ʿAnbarī And ʾAbū Ḥafṣ ʿAmr b. ʿAlī al-Falāas Wamujāhid b. Mūsá > ʿAbd al-Raḥman b. Mahdī > Yaḥyá b. al-Walīd > Muḥil b. Khalīfah > Abū al-Samḥ

"I used to serve the Prophet, and when he wanted to take a bath he would say: 'Turn your back to me.' So I would turn my back and hung up a cloth, and concealed him with it."  

ابن ماجة:٦١٣حَدَّثَنَا الْعَبَّاسُ بْنُ عَبْدِ الْعَظِيمِ الْعَنْبَرِيُّ وَأَبُو حَفْصٍ عَمْرُو بْنُ عَلِيٍّ الْفَلاَّسُ وَمُجَاهِدُ بْنُ مُوسَى قَالُوا حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ مَهْدِيٍّ حَدَّثَنَا يَحْيَى بْنُ الْوَلِيدِ أَخْبَرَنِي مُحِلُّ بْنُ خَلِيفَةَ حَدَّثَنِي أَبُو السَّمْحِ قَالَ

كُنْتُ أَخْدُمُ النَّبِيَّ ﷺ فَكَانَ إِذَا أَرَادَ أَنْ يَغْتَسِلَ قَالَ وَلِّنِي فَأُوَلِّيهِ قَفَاىَ وَأَنْشُرُ الثَّوْبَ فَأَسْتُرُهُ بِهِ  


See similar narrations below:

Collected by Nasāʾī, Nasāʾī's Kubrá
nasai:224Mujāhid b. Mūsá > ʿAbd al-Raḥman b. Mahdī > Yaḥyá b. al-Walīd > Muḥil b. Khalīfah > Abū al-Samḥ

"I used to serve the Messenger of Allah ﷺ and when he wanted to perform Ghusl he said: 'Turn your back.' So I turned my back to him and concealed him."  

النسائي:٢٢٤أَخْبَرَنَا مُجَاهِدُ بْنُ مُوسَى قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ بْنُ مَهْدِيٍّ قَالَ حَدَّثَنِي يَحْيَى بْنُ الْوَلِيدِ قَالَ حَدَّثَنِي مُحِلُّ بْنُ خَلِيفَةَ قَالَ حَدَّثَنِي أَبُو السَّمْحِ قَالَ

كُنْتُ أَخْدُمُ رَسُولَ اللَّهِ ﷺ فَكَانَ إِذَا أَرَادَ أَنْ يَغْتَسِلَ قَالَ وَلِّنِي قَفَاكَ فَأُوَلِّيهِ قَفَاىَ فَأَسْتُرُهُ بِهِ  

nasai-kubra:223Mujāhid b. Mūsá > ʿAbd al-Raḥman > Yaḥyá b. al-Walīd > Muḥil b. Khalīfah > Abū al-Samḥ

"I used to serve the Messenger of Allah ﷺ and when he wanted to perform Ghusl he said: 'Turn your back.' So I turned my back to him and concealed him." (Using translation from Nasāʾī 224)  

الكبرى للنسائي:٢٢٣أَخْبَرَنَا مُجَاهِدُ بْنُ مُوسَى قَالَ حَدَّثَنَا عَبْدُ الرَّحْمَنِ قَالَ حَدَّثَنِي يَحْيَى بْنُ الْوَلِيدِ قَالَ حَدَّثَنِي مُحِلُّ بْنُ خَلِيفَةَ قَالَ حَدَّثَنِي أَبُو السَّمْحِ قَالَ

كُنْتُ أَخْدُمُ النَّبِيَّ ﷺ فَكَانَ إِذَا أَرَادَ أَنْ يَغْتَسِلَ قَالَ «وَلِّنِي قَفَاكَ فَأُوَلِّيهِ قَفَايَ فَأَسْتُرُهُ بِهِ»