What is "al-mazeedi"

Banu Al-Mazeedi (المزيدي), or Banu Mazyad, an Arabic tribe in Iraq, were the descendants of Adnan. Initially they were part of the Banu Asad tribe living in the time of the Islamic prophet Muhammad. In 998 AD, their leader, Ali ibn Mazyad, established an independent state, Mazyadid, in the Kufa area, Iraq. A powerful military protected the state for more than a century.