"The site survived the fall of the Assyrian empire in the 7th century BCE, and it flourished in the Hellenistic and Parthian periods until the 2nd century CE." (AB ev)

"In 282 B.C., the city became a Seleucid capital, during which time it acquired status as a Greek city-state."
See www.metmuseum.org

"served as a summer capital of Achaemenid, Seleucid, Parthian, and Sasanian rulers" (AB ev)

Includes the Statue of Heracles Callinicus at Behistun, made for a Seleucid governor named Cleomenes in about 148 BC. (wiki)