Keith's bridges were finished on the 3rd of November, and that afternoon he crossed and joined Frederick.
On the 4th the army was on the move by two o'clock in the morning.
A bright moon was shining and, by its light, it was discovered that the enemy had shifted his position for one much stronger, with approaches protected by patches of wood and bog.

The Prussian army therefore marched back to their camp, the king hoping that, being so far from their base of supplies, the enemy would be forced ere long to make some movement that would afford him a chance of attacking them under better circumstances.
The ground from Weissenfels rises, very gradually, to a height of a hundred and twenty feet or so; which in so flat a country is regarded as a hill.

On this slight swelling are several small villages.

Of these Rossbach is the principal, standing high up on its crest.

Here Frederick's right wing was posted, while his left was at Bedra.