´It was narrated that Jundab bin 'Abdullah said:` "The Messenger of Allah [SAW] said: 'Whoever fights for a cause that is not clear, advocating tribalism, getting angry for the sake of tribalism, then he has died a death of Jahiliyyah.'"
Hadith Referenceسنن نسائي / كتاب تحريم الدم / 4120
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم
1؎: In the chain of transmission of Muslim, "Imran al-Qattan" is not present; rather, in his place is Mu'tamir ibn Sulayman al-Taymi. Qatadah is also not present; instead, in his place is Sulayman al-Taymi. Therefore, the hadith is authentic.