Luke 19:43

The days shall come. With divine foresight Jesus’ eye pierces the future and sees the armies of Rome surrounding the city of Jerusalem and laying it desolate. He subsequently discussed briefly the future of Jerusalem with some of His disciples two days later on the western slope of the Mount of Olives (Mark 13:3; see on Matt. 24:15-20).

Thine enemies. In this case, the Romans (see on ch. 21:20).

Trench. Gr. charcoc, “a stake,” “a palisade,” or “a rampart.” Josephus (War vi. 2; ix. 2; xi. 4 to xii. 2 [262-265; 356, 357; 466-511]) describes in detail the fulfillment of this prophecy. In laying siege to Jerusalem, the Romans at first built timbered earthworks, but when the Jews destroyed them the Romans replaced them with a wall.

Compass thee round. The Romans surrounded Jerusalem and starved it into submission. When famine reached the point of driving the inhabitants into panic, Roman legions stormed the city and took it.