He saw the Messenger of Allah ﷺ praying in the house of Umm Salama, wrapped in a single garment.
حدثنا قتيبة بن سعيد حدثنا الليث عن هشام بن عروة عن أبيه
أنه رأى رسول الله ﷺ يصلي في بيت أم سلمة مشتملا في ثوب واحد
Agreed upon by Bukhari and Muslim. Muslim narrated it in the Book of Prayer, chapter on praying in a single garment and how to wear it, hadith 517, from Qutayba, and Bukhari, hadith 355, from the hadith of Hisham bin Urwa, with the same wording.On this topic there are also narrations from Abu Hurairah [Bukhari, hadith 358, 359, 360, and Muslim, hadith 515, 516], Jabir [Bukhari, hadith 361, and Muslim, hadith 3010], Salama bin Akwa [Abu Dawud, hadith 632], Anas [I did not find it], Amr bin Abu Usayd (that is, Ibn Abu Asad) [Abu Naeem in Marifat Sahaba, 4/2042, hadith 5128, where he said that Muhammad bin Bishr erred in it, saying Amr bin Abu Asad, when the correct name is Umar bin Abu Salama bin Abdul-Asad], Abu Saeed [Ibn Majah, hadith 1029, 1048], Kaysan [Ibn Majah, hadith 1050, 1051], Ibn Abbas [Ahmad, 1/256, 303, and Ibn Abu Shayba, 3162], Ayesha [Abu Dawud, hadith 631], Umm Hani [Bukhari, hadith 357, and Muslim, hadith 336], Ammar bin Yasir [Ibn Asakir, as in Tuhfat Ahwazi, 1/277], Talq bin Ali [Abu Dawud, hadith 629], and Ubada bin Samit [Ibn Asakir, as in Tuhfat Ahwazi, 1/278].