Sahih Muslim | Book 3 | Hadith Number 628

Narrated by Hafsa, daughter of 'Abd al-Rahman b. Abu Bakr,
Hafsa, daughter of 'Abd al-Rahman b. Abu Bakr, reported that 'Aisha narrated to her that she and the Apostle of Allah (may peace be upon him) took a bath from the same vessel which contained water equal to three Mudds or thereabout.