Translation of "Enclosure" in Arabic

Camp outside the Caesarian enclosure.

جديد خارج المنطقة القيصرية

Inside the royal enclosure, the Sasanian nobility  and their retinues were already surrendering.  

‫أما في الحصن الملكي، فقد كانت النخبة ‫الساسانيّة الملكيّة وحاشيتهم تعلن استسلامها

From securing and fortifying an opening from his enclosure from which his cavalry could

من تأمين وتحصين فتحة لفرسانهم لاجل