Alexander had esteemed and distinguished him highly, and, marrying him to Apama, a noble iranian lady, convinced him of his own opinion that the point from which to rule an Asiatic empire was Babylonia.
"The Ancient East"
D. G. Hogarth
Its origin is hard to trace, but parts of the legends carry the investigator back to iranian sources.
"The Elder Eddas of Saemund Sigfusson; and the Younger Eddas of Snorre Sturleson"
Saemund Sigfusson and Snorre Sturleson
It then crossed the Tigris and was formed by one of the rivers draining the iranian table-land-the Upper Zab, the Radanu, or the Turnat.
"The World's Greatest Books, Vol XI."
Edited by Arthur Mee and J.A. Hammerton