Isaiah 52:12 in the King James Version
For ye shall not go out with haste, nor go by flight: for the LORD will go before you; and the God of Israel will be your rereward.
Context
11 Depart! Depart! Go out from there! Touch no unclean thing! Go out from among her! Cleanse yourselves, you who carry the LORD’s vessels.
12 For you shall not go out in haste, neither shall you go by flight; for the LORD will go before you, and the God of Israel will be your rear guard.
13 Behold, my servant will deal wisely. He will be exalted and lifted up, and will be very high.