Sahih Bukhari
Bathing (Ghusl)
Volume: 001 / Book Number: 005 / Hadith Number: 251
Narrated Abu Salama:
'Aisha's brother and I went to 'Aisha and he asked her about the bath of the Prophet. She brought a pot containing about a Sa' of water and took a bath and poured it over her head and at what time there was a screen between her and us.