question #2 Sahih al-Bukhari 3512, Book 61, Hadith 22 : What is the significance of having Allah and His Apostle as the only protectors for certain tribes?

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.”