(2) باب لَيْسَ الْكَاذِبُ الَّذِي يُصْلِحُ بَيْنَ النَّاسِ
Narrated Um Kulthum bint `Uqba:
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."
Reference: Sahih al-Bukhari 2692
In-book reference: Book 53, Hadith 3
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 3, Book 49, Hadith 857