Theophylact of Ohrid — as excerpted in the Catena Aurea on Mark 13:14-20

“That is, lest they who wish to fly should be impeded by the difficulties of the season. And He fitly gives the cause for so great a necessity for flight; saying, For in those days shall be affliction, such as was not from the beginning of the creation which God created unto this time, neither shall be.”