This time the invaders came to stay, and they built for themselves a capital, called Sarai, on the lower Volga.
Thence, after a short stay, Abram with his wife Sarai, and Lot the son of Haran, and all their followers, departed for Canaan.
The double name AbramAbraham has even suggested that two personages have been combined in the Biblical narrative; although this does not explain the change from Sarai to Sarah.
Here he was imprisoned, but afterwards released by the Tatars of the Crimea, who took him with them to Sarai, where he died.
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).