(420-439), son of Yazdegerd I., after whose sudden death (or assassination) he gained the crown against the opposition of the grandees by the help of al-Mondhir, the Arabic dynast of Hira.
The first certain prince of the Jafnid house was Harith ibn Jabala, who, according to the chronicle of John Malalas, conquered Mondhir (Mundhir) of Hira in 528.
One of them, however, Bahram V., found an auxiliary in the Arab chief Mondhir, who had founded a principality in Hira, west of the lower Euphrates; and, as he pledged himB~ram ~ self to govern otherwise than his father, he received general recognition.
Toward the close of his reign (527) he resumed the war, defeating Belisarius at Callinicum (531), with the zealous support of the wild Arab Mondhir II.
(852886), the niggardly Mondhir (886888), whose time was short, and Abdalla (888912), who was feeble, the amirate was torn to fragments.