Hadith About Discarding And Severing Of The Bonds Of Friendship

139. It is not allowable for a man to keep apart from his brother for more than three days, the one turning away and the one turning away when they meet. The better of the two is the one who is first to give a greeting.
(Bukhari, Muslim).
(Sayings of Muhammad. by Prof. Ghazi Ahmad).

140. Avoid envy, for envy devours good deeds just as fire devours fuel.
(Abu Dawud).
(Sayings of Muhammad. by Prof. Ghazi Ahmad).

141. Accursed is he who harms a believer, or acts deceitfully towards him.
(Tirmidhi).
(Sayings of Muhammad. by Prof. Ghazi Ahmad).

142. To harbour good thoughts (about a brother) is a part of well-conducted worship.
(Ahmad).
(Sayings of Muhammad. by Prof. Ghazi Ahmad).