Verses with the word rereward in the Old Testament (6 verses):

Numbers 10:25
And the standard of the camp of the children of Dan set forward, which was the rereward of all the camps throughout their hosts: and over his host was Ahiezer the son of Ammishaddai.

Joshua 6:9
And the armed men went before the priests that blew with the trumpets, and the rereward came after the ark, the priests going on, and blowing with the trumpets.

Joshua 6:13
And seven priests bearing seven trumpets of rams' horns before the ark of the LORD went on continually, and blew with the trumpets: and the armed men went before them; but the rereward came after the ark of the LORD, the priests going on, and blowing with the trumpets.

1 Samuel 29:2
And the lords of the Philistines passed on by hundreds, and by thousands: but David and his men passed on in the rereward with Achish.

Isaiah 52:12
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.

Isaiah 58:8
Then shall thy light break forth as the morning, and thine health shall spring forth speedily: and thy righteousness shall go before thee; the glory of the LORD shall be thy rereward.