Hadith #2584Peacemaking · Narrated by Umm Kulthum bint 'Uqba · Sahih
That she heard Allah’s Messenger (ﷺ) saying, “He who makes peace between the people by inventing good information or saying good things, is not a liar.”
Hadith #4918General Behavior (Kitab Al-Adab) · Narrated by Abdur-Razzaq عبد الرزاق بن همام, Ahmed bin Muhammad bin Musa al-Samsar أحمد بن محمد بن موسى السمسار, al-Zuhri ابن شهاب الزهري, محمد بن مسلم, Humaid bin 'Abdur Rahman حميد بن عبد الرحمن بن عوف الزهرى, Ma'mar bin Rashid معمر بن راشد, Masdad bin Masrhad مسدد بن مسرهد بن مسربل, Nasr bin 'Ali bin Nasr bin 'Ali, Sufyan bin Sa‘id Ath-Thawri سفيان الثوري, Umm Kulthum bint 'Uqba · Hasan
The Prophet (ﷺ) said: The believer is the believer’s mirror, and the believer is the believer’s brother who guards him against loss and protects him when he is absent.