Sahih al-Bukhari 5956
Sahih al-Bukhari · Book 77: Dress · Pictures made on things that are to be trodden on
Aisha added:
وَكُنْتُ أَغْتَسِلُ أَنَا وَالنَّبِيُّ، صلى الله عليه وسلم مِنْ إِنَاءٍ وَاحِدٍ.
The Prophet (ﷺ) and I used to take a bath from one container (of water).