Volume 1 · Book 9 · Hadith 496
Narrated Maimuna bint Al-Harith: My bed was beside the praying place (Musalla) of the Prophet and sometimes his garment fell on me while I used to lie in my bed.
— Sahih Bukhari, Volume 1, Book 9: Virtues of the Prayer Hall (Sutra of the Musalla), Hadith #496