39:1-10 The Lord will make the most careless and hardened transgressors know his holy name, either by his righteous anger, or by the riches of his mercy and grace. The weapons formed against Zion shall not prosper. Though this prophecy is to be fulfilled in the latter days, it is certain. From the language used, it seems that the army of Gog will be destroyed by miracle.

8. it is come … it is done—The prediction of the salvation of My people, and the ruin of their enemy, is come to pass—is done: expressing that the event foretold is as certain as if it were already accomplished.