(513) بَابُ لا يَبْدَأُ أَهْلَ الذِّمَّةِ بِالسَّلامِ
Abu Hurayra reported that the Prophet, may Allah bless him andgrant him peace, said, "Do not give the People of the Book the greetingfirst. Force them to the narrowest part of the road."
Reference: Al-Adab Al-Mufrad 1103
In-book reference: Book 44, Hadith 3
English translation: Book 44, Hadith 1103