From Sahih Bukhari (Hadith 3512):
Narrated Abu Huraira:The Prophet (ﷺ) said, "The tribes of Quraish, Al-Ansar, Juhaina, Muzaina, Aslam, Ghifar and Ashja' are my helpers, and they have no protector (i.e. Master) except Allah and His Apostle
Reference: Bukhari 3512