The Prophet ﷺ would visit all his wives in a single night, taking just one bath.
حدثنا سفيان حدثني معمر عن ثابت
أن النبي ﷺ كان يطيف بنسائه في ليلة يغتسل غسلا واحدا
No references are available.
Its isnad is sahih, and the hadith has already appeared at 11885.