 Instead, Antony dispatched Publius Ventidius Bassus to check the Parthian advance.Arriving in the East in spring 39 BC, Ventidius surprised Labienus near the Taurus Mountains, claiming victory at the Cilician Gates.Ventidius ordered Labienus executed as a traitor and the formerly rebellious Roman soldiers under his command were reincorporated under Antony's control.