Jewish sources also reveal marriage of princess Dara or Izdundad, one of daughters of Yazdegard, with Bostanai or Bustanai, the first Exilarch under Arabian rule.
32.
A long time previously a descendant of the ancient house of exilarchs had attempted to revive in Egypt the dignity of exilarch which had become extinct in Babylon.
33.
The exilarch Nehemiah is said to have dressed entirely in silk [ Shabath 20b, according to the correct reading; see Rabbinowicz, " Dikdukei Soferim " ].
34.
After the death of Rav Chisda, Rabbah became the head of the Academy of Sura, though he apparently held this position without the approval of the exilarch.
35.
Further, from Nahum, the 17th exilarch, the names are given of the wise men, probably the chiefs of the academy, who assisted the exilarchs.
36.
The Seder'Olam Zum a, too, in the list of the exilarchs, mentions an exilarch called " Nathan'U3 ban ( Nathan de-?u?ita ).
37.
The first is a prayer for the welfare of the Torah scholars in the Land of Israel and Babylonia, their teachers, the exilarch, and the judges.
38.
According to the exilarch, the setting of Passover on Tuesday was dictated by a concern to avoid visibility of the new moon before the first day of the month.
39.
The office of the exilarch, with its duties and privileges, as it existed for some centuries under the Arabian rule, may be considered to begin with Bostanai.
40.
In 1970 he revived the title of Exilarch an ancient title held by the supreme leader of all the Jewish communities in Babylonia, up until the 13th Century.
