Sunan Abi Dawud - Book 43, Hadith 98
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Abu sa’id al-khudri reported the Messenger of Allah (May peace be upon him) as saying: The most serious breach of trust in Allah’s sight is that a man who has intercourse with his wife, and she with him, spreads her secret.
How the Prophet ص modelled this behaviour here
Protective Care
“The most serious breach of trust in Allah’s sight is that a man who has intercourse with his wife, and she with him, spreads her secret.”
Protects his wife's safety, dignity and wellbeing, and stands up for her.