Banu Amir
The Banu Amir (Arabic: بنو عامر, romanized: Banū ʿĀmir) was a large and ancient Arab tribe originating from Western Arabia that dominated Najd for centuries after the rise of Islam. It was an independent branch of the Hawazin confederation, and its original homeland was the border area between Najd and Hejaz in Khurmah and Ranyah.