SAEDNEWS: Fereydun struck the head of Biyur-asb (Zahhāk) with a bent mace, then took him to Mount Damavand, bound his hands and arms tightly, and threw him into a deep pit. He also decreed that the day of Mehr in the month of Mehr should be celebrated as a festival—this is what we now know as the Mehrgan celebration.
According to the History and Culture Service of Saed News, take a look at the douri (decorative medallion) or dis of Simin from the Sasanian Empire of Iran.
Depiction of the King: Khosrow I (Khosrow the Victorious), Sasanian Emperor
Size: 24.6 mm
Description: The medallion shows Emperor Khosrow I wearing a winged crown and royal attire, standing in a hunting scene with a bow in hand, targeting a ram.
Border Decoration: Around the perimeter of the medallion, human heads alternate with boar heads in a repeating pattern.
Current Location: The Hermitage Museum, Russia
Provenance: Transferred to the Hermitage from the local museum in Cherdim in 1936
Place of Discovery: Perm region, Aral area, Soviet Union, in 1936, uncovered during agricultural plowing.