The Prophet ﷺ and one of his wives would bathe from a single vessel.
كان النبي ﷺ والمرأة من نسائه يغتسلان من إناء واحد.
Bukhari narrated it in the Book of Ghusl (264), from Abu Walid (he is Ibn Jareer bin Hazim), who said, Shubah narrated to us, from Abdullah bin Abdullah bin Jabr, who said, I heard Anas bin Malik say it, as mentioned.