Kulayb bin Waail reported,

Nadr bin Kinanah's descendant narrated to me, the stepdaughter of the Prophet ﷺ, Zaynab bint Abu Salama. He said, I asked her, "Tell me about the Prophet ﷺ, was he from Mudar?"She replied, "Whom else would he be from but Mudar, from the descendants of Nadr bin Kinanah?"

Bukhari 3491

Sahih

حدثنا قيس بن حفص حدثنا عبد الواحد حدثنا

كليب بن وائل قال

حدثتني ربيبة النبي ﷺ زينب بنت أبي سلمة قال قلت لها أرأيت النبي ﷺ أكان من مضر قالت فممن كان إلا من مضر من بني النضر بن كنانة

البخاري 3491صحيح
Contents
Reference
Commentary
Ayat
Collection
Sahih Bukhari
Book
Virtues
Chapter
Allah's saying, "O people, indeed We have created you from male and female and made you peoples and tribes that you may know one another. Indeed, the most noble of you in the sight of Allah is the most righteous of you."
Numbering
Darussalam 3491
Bukhari 3491