The Messenger of Allah ﷺ used to go around to all his wives with a single bath.
حدثنا عبد الرزاق قال أخبرنا معمر عن قتادة
كان رسول الله ﷺ يطيف على نسائه في غسل واحد
No references are available.
Its isnad is sahih, mentioned previously at 12569.