Sahih Al Bukhari – Book of Wedlock, Marriage (Nikaah)

Volumn 007, Book 062, Hadith Number 074.
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Narated By Abu Huraira Razi Allah Anhu: The Prophet Peace Be Upon Him said, “Beware of suspicion (about others), as suspicion is the falsest talk, and do not spy upon each other, and do not listen to the evil talk of the people about others’ affairs, and do not have enmity with one another, but be brothers…. ”

Emity: The state or feeling of being actively opposed or hostile to someone or something

suspicion: mistrust – doubt – distrust – misgiving