I and the Messenger of Allah (ﷺ) took a bath from the same vessel, after sexual intercourse.
Sahih Muslim Book 3, Hadith 51
← Previous Hadith I along with the foster brother of 'A'isha went to her and he asked about the bath of the Apostle (ﷺ) because of sexual intercourse. She called for a vessel equal to a Sa' and she took a bath. and there was a curtain between us and her. She poured water on her head thrice and he (Abu Salama) said: The wives of the Apostle (ﷺ) collectedhair on their heads and these lopped up to ears (and did rot go beyond that).

Sahih Muslim Book 3, Hadith 50 Next Hadith → Hafsa, daughter of 'Abd al-Rahman b. Abu Bakr, reported that 'A'isha narrated to her that she and the Messenger of Allah (ﷺ) took a bath from the same vessel which contained water equal to three Mudds or thereabout.

Sahih Muslim Book 3, Hadith 52