(153) بَابُ مَا جَاءَ فِي التَّمَادُحِ
Abu Musa reported that the Prophet, may Allah bless him and granthim peace, heard a man praise another man and he was using exaggerationin his praise of him. The Prophet, may Allah bless him and grant him peace,said, "You have destroyed - or broken - the man's back."
Reference: Al-Adab Al-Mufrad 334
In-book reference: Book 16, Hadith 2
English translation: Book 16, Hadith 334