Upvote:1
The Banū l-Aḥmar have their name quite simply from a real or fictitious ancestor with the name (or nick name) al-Aḥmar “the ruddy one”.
Upvote:3
Muhammad ibn Yusuf ibn Nasr (1195–1273) is also known as 'al-Ahmar' because of his clan name, Banu al-Ahmar. Hence, the Nasrid dynasty is also referred to as Banu Nasr or Banu al-Ahmar.
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