What are hadiths about ḥusn al-ẓann and sūʾ al-ẓann? Examples of hadiths about ḥusn al-ẓann and sūʾ al-ẓann…
According to Abu Hurayra (ra), the Messenger of Allah (saw) said, “Avoid (false) assumptions, for assumptions are the gravest lie in talk and do not be inquisitive about one another and do not pry into one another’s affairs, and do not feel envious of one another, and nurse no malice, and nurse no aversion and hostility against one another. O Servants of Allah! Be fellow-brothers.”(M6536 Muslim, al-Birr, 28)
According to Abu Hurayra (ra), the Messenger of Allah (saw) said, “To harbor good thoughts (about Allah) is part of a well-conducted act of worship.”(HM9269 Ibn Hanbal, II, 407; D4993 Abu Daʾud, al-Adab, 81)
According to Abu Hurayra (ra), the Messenger of Allah (saw) said, “Allah said, ‘I am like as My Servant thinks of Me and with him when he invokes Me.”(M6829 Muslim, al-Dhikr, 19)
Jabir b. ʿAbd Allah al-Ansari (ra) said, “I heard the Messenger of Allah (saw) say three days before his death, ‘None of you should court death but only hope for good from Allah, the Glorious and Majestic.’”(M7231 Muslim, al-Janna, 82)
Source: Presidency Of Religious Affairs The Turkey, Islam Through Hadiths