Sahih Muslim - Book 16, Hadith 145
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Abu Sirma al-Khudri (Allah he pleased with him ) reported Allah's Messen- ger (ﷺ) as saying: The most important of the trusts in the sight of Allah on the Day of judgment is that a man goes to his wife and she goes to him (and the breach of this trust is) that he should divulge her secret Ibn Numair narrates this hadith with a slight change of wording.
How the Prophet ﷺ modelled this behaviour here
Consistency Reliability Commitment
“and the breach of this trust is that he should divulge her secret”
Consistent behavior; keeping promises; being dependable; showing commitment; unwavering support