(74) باب الْخَدَمِ لِلْمَسْجِدِ
Narrated Abu Rafi:
Abu Huraira said, "A man or a woman used to clean the mosque." (A sub-narrator said, 'Most probably a woman..') Then he narrated the Hadith of the Prophet
Reference: Sahih al-Bukhari 460
In-book reference: Book 8, Hadith 108
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 1, Book 8, Hadith 450