John Gill
Lest coming suddenly,.... Unthought of, and unexpected, at an unawares: he find you sleeping; inactive in the exercise of grace, and negligent in the performance of duty; unprepared for his coming, and unfit for service.
Matthew Henry
We have here the substance of that prophetical sermon which our Lord Jesus preached, pointing at the destruction of Jerusalem, and the consummation of all things; it was one of the last of his sermons, and not ad populum—to the people, but ad clerum—to the clergy; it was private, preached only to four of his disciples, with whom his secret was. Here is, I. The occasion of his prediction—his...