It was narrated from 'Aishah that she used to perform Ghusl with the Messenger of Allah (ﷺ) from a single vessel.
Sunan an-Nasa'i Book 1, Hadith 72
← Previous Hadith "Men and women used to perform Wudu' together during the time of the Messenger of Allah (ﷺ)."

Sunan an-Nasa'i Book 1, Hadith 71 Next Hadith → "I heard Anas bin Malik say: 'The Messenger of Allah (ﷺ) used to perform Wudu' with a Makkuk (cup) and Ghusl with five Makkuks (cups).'"

Sunan an-Nasa'i Book 1, Hadith 73