(408) بَابُ الطِّيَرَةِ
Abu Hurayra heard the Prophet, may Allah bless him and grant himpeace, say, "Bad omens. The best of that is the good omen. They asked,"What is the good omen?" "A good word which one of you hears," he replied.
Reference: Al-Adab Al-Mufrad 910
In-book reference: Book 39, Hadith 4
English translation: Book 39, Hadith 910