حَدَّثَنَا خَالِدُ بْنُ يَزِيدَ الْكَاهِلِيُّ، حَدَّثَنَا أَبُو بَكْرٍ، عَنْ أَبِي حَصِينٍ، عَنْ سَعِيدِ بْنِ جُبَيْرٍ، عَنِ ابْنِ عَبَّاسِ، رضى الله عنهما‏.‏ ‏{‏وَجَعَلْنَاكُمْ شُعُوبًا وَقَبَائِلَ‏}‏ قَالَ الشُّعُوبُ الْقَبَائِلُ الْعِظَامُ، وَالْقَبَائِلُ الْبُطُونُ‏.‏

Narrated Kulaib bin Wail

I asked Zainab bint Abi Salama (i.e. daughter of the wife of the Prophet, "Tell me about the Prophet (ﷺ) . Did he belong to the tribe of Mudar?" She replied, "Yes, he belonged to the tribe of Mudar and was from the offspring of An-Nadr bin Kinana."