The phrase "hallowed walls" refers to a place that is highly respected or revered, often due to its historical, spiritual, or important significance. Full definition
I've spent months trying to decide if I wanted to try and scale that most hallowed wall of the traditional publishers, but recently decided to go it alone. (ditchwalk.com)
Its founders would doubtless have been shocked to see women within its hallowed walls, let alone studying beside fresh - faced friars. (firstthings.com)
«When you leave these hallowed walls, please break your silence. (christianitytoday.com)