The backmost square-shaped chamber of that inner shrine was the inner sanctum or the holy of holies.

神殿最后面的正方形的空间,是内圣所或者说，最神圣的地方。

耶鲁公开课 - 旧约导论课程节选

Inside that holy of holies was the ark.

这个最神圣地方的内部是一个方舟。

耶鲁公开课 - 旧约导论课程节选