Sahih Muslim | Book 20 | Hadith Number 4561

Narrated by It has been narrated on the authority of Ibn 'Abdullah al-Bajali that the Messenger of Allah (may peace be upon him)
It has been narrated on the authority of Ibn 'Abdullah al-Bajali that the Messenger of Allah (may peace be upon him) said: One who is killed under the banner of a man who is blind (to his just cause), who raises the slogan of family or supports his own tribe, dies the death of one belonging to the days of Jahiliyya.