It was an exciting chase of king by king, in which each covered the ground by incredible exertions, shedding their slower-going followers as they went, past Rhagae (Rai) and the Caspian gates, till early one morning Alexander came in sight of the broken train which still clung to the fallen king.
Epiphanes (163) he conquered Media, where he refounded the town"of Rhagae (Rai near Teheran) under the name of Arsacia; and about 141 he invaded Babylonia.
Had already conquered eastern Media, about Rhagae (Rai), and subjected the Mardi on the border of the Caspian (Justin 41, 5; Isidor.
Rhagae) in 643 meant the entire subjugation of Persia and crowned the conquests of Omar's caliphate.
He reigned for a short time, but was defeated by Hydarnes, and afterwards by Darius himself, taken prisoner in Rhagae (Rai), and executed in Ecbatana (520 B.C.; see inscription of Darius at Behistun).
The first prince was Tutush, mentioned above, who perished, after a reign of continuous fighting, in battle against Barkiyaroq near Rai (Rhagae) in 1095.
Thus Celaenae in Phrygia became Apamea; Haleb (Aleppo) in Syria became Beroea; Nisibis in Mesopotamia, Antioch; Rhagae (Rai) in Media, Europus.
`Isa hastened to meet the caliph on his arrival at Rai (Rhagae), near the modern Teheran, with a great quantity of costly presents, which he distributed with such profusion among the princes and courtiers that no one was anxious to accuse him.
The Greek theory, which relegates Zoroaster to the mists of antiquity, or even to the perioc of the fabulous Ninus and Semiramis, is equally valueless Even the statement that he came from the north-west of Medif (the later Atropatene), and his mother from Rai (Rhagae) in eastern Media, must be considered as problematic in the extreme Our only trustworthy information is to be gleaned from his OWl testimony and from the history of his religion.
The possibility that Zoroaster himself was not a native of East Iran,but had immigrated thither (from Rhagae?), is of course always to be considered; and this theory has been used to explain the phenomenon that the Gathas, of his own composition, are written in a different dialect from the rest of the Avesta.
At their head was the Religious supreme Mobed, resident in Rhagae (Rai), who was re- Developgarded as the successor of Zoroaster.
Even followed the precedent of the Seleucids in building a new city, Arsacia, which replaced the ancient Rhagae (Rai, Europus~ in Media.