bahram jur ibn yazdgerd was in the care of numan ibn almundhir the king of alhirah. his father had placed him with him so that he might learn the etiquette of the arabs and learn their days news and languages. he heard news of his father and that the persians had made a man their king who was not one of their kings. so he mobilized numan ibn almundhir and asked for his help saying i have a right over you since i was one of your sons. my father has died and i have become king.
وكان بهرام جور بن يزدجرد في حجر النعمان بن المنذر، ملك الحيرة، وضعه أبوه عنده ليتأدب بآداب العرب، ويعرف أيامها وأخبارها ولغاتها فبلغه خبر أبيه، وأن الفرس ملكت عليها رجلا ليس من أبناء ملوكها. فاستنهض النعمان بن المنذر واستنجده، وقال إن لي عليك حقا، إذ كنت أحد أولادك. وإن أبي قد مات، وملكت