A famine forces him to descend into Egypt, where a story of Sarai (here at least 65 years of age; see xii.
Ia, 3, 15 seq.)-before the birth of Isaac; and (c) the promise of a son to Sarai (xviii.
This made Abbas Mirza at once seize upon the fortified places of Toprak Kalah and Ak Sarai within the limits of the Ottoman Empire, and, overcoming the insufficient force sent against him, he was further enabled to extend his inroads to Mush, Bitlis, and other known localities.
Returning to the court of Uzbeg, at Sarai on the Volga, he crossed the steppes to Khwarizm and Bokhara; thence through Khorasan and Kabul, and over the Hindu Kush (to which he gives that name, its first occurrence).
He stayed at Sarai, their Volgan capital, all the winter, and not only succeeded in obtaining a mitigation of the tribute, but also the abolition of the military service previously rendered by the Russians to the Tatars.