Ashtat Yeztayar was an Iranian military officer under what last great king of the Sasanian Empire, reigning from 590 to 628?
Ashtat Yeztayar Ashtat Yeztayar was an Iranian military officer under the Sasanian king Khosrow II (r. 590–628).
Shapur I Shapur I (Middle Persian: 𐭱𐭧𐭯𐭥𐭧𐭥𐭩 ; New Persianاپور ), also known as Shapur I the Great, was the second "shahanshah" (king of kings) of the Sasanian Empire. The dates of his reign are commonly given as 240/42 – 270/72, but it is likely that he also reigned as co-regent (together with his father) prior to his father's death in 242 (more probably than 240).