Mishkat al-Masabih 30 Fine Qualities كتاب المناقب 1

عَنْ أَبِي هُرَيْرَةَ أَنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ قَالَ: «النَّاسُ تَبَعٌ لِقُرَيْشٍ فِي هَذَا الشَّأْن مسلمهم تبع مسلمهم وكافرهم تبع لكافرهم» . مُتَّفق عَلَيْهِ

Abu Huraira reported the Prophet as saying, `Mankind are followers of Quraish in this matter, their Muslims being followers of their Muslims and their infidels of their infidels.” (Bukhari and Muslim.)