Sunan Ibn Majah - Book 1, Hadith 324
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It was narrated from Abu Rafi' that: The Prophet went around to all of his wives in one night, and he had a bath after each one of them. It was said to him: "O Messenger of Allah, why not make it one bath?" He said: "This is purer, better and cleaner."
How the Prophet ص modelled this behaviour here
Justice & Fairness
“The Prophet went around to all of his wives in one night”
Treats his wife (and co-wives) justly and equitably; honors her rights and gives her what is due without wronging her.