Ashtat Yeztayar was an Iranian military officer under what last great king of the Sasanian Empire, reigning from 590 to 628?
Khosrow II Khosrow II (Chosroes II in classical sources; Middle Persian: "Husrō(y)"), entitled "Aparvēz" ("The Victorious"), also Khusraw Parvēz (New Persian: خسرو پرویز ), was the last great king of the Sasanian Empire, reigning from 590 to 628.
Ahmad Shirazi Khwaja Abu Nasr Ahmad (Persian: خواجه ابو نصر احمد‎ ‎ ), better known as Ahmad Shirazi (احمد شیرازی ), also known as Ahmad(-e) Abd al-Samad (احمد الکترونیکی عبد صمد ), was a Persian "vizier" of the Ghaznavid Sultan Mas'ud I and the latter's son Mawdud from 1032 to 1043. He was the son of the Samanid secretary Abu Tahir Shirazi, and had a son named Abd al-Hamid Shirazi, who would also later serve as "vizier".