The Prophet ﷺ would visit all his wives with a single bath.
حدثنا محمد بن المثنى حدثنا عبد الرحمن بن مهدي وأبو أحمد عن سفيان عن معمر عن قتادة
أن النبي ﷺ كان يطوف على نسائه في غسل واحد
[sahih] Reported by Tirmidhi, in the Book of Purification, chapter titled "Regarding the Man Who Goes Around to His Wives with a Single Ghusl," hadith no. 140, from the hadith of Thawri through this same chain, and Ibn Mubarak followed him in the narration reported by Nasai (1/143, 144), hadith no. 264, and its basic content is found in Sahih Bukhari and elsewhere.