 The "hazarbed" controlled units of guards which were enlisted from royal families of the Sasanian Empire.One of the units that the "hazarbed" controlled was the "pushtigban" bodyguard, while other times it would be the palace guards ("darigan"), or in some cases other units, such as the 4,000 Daylamite guard which served the last great Sasanian king, Khosrow II (r. 590-628).The "hazarbed" was in charge of the king's safety and the commander of the royal guard.