The more timid instantly began to break and fly; the contagion of fear spread; and Darius was in a little while almost denuded of protection on one side.

Seeing this, and regarding the battle as lost, since his line was broken, his centre and left wing defeated, while only his right wing remained firm, the Persian monarch yielded to his alarm, and hastily quitting the field, made his way to Arbela.

The centre and left fled with him.

The right, which was under the command of the Syrian satrap, Mazseus, made a firmer stand.

On this side the chariots had done some damage, and the horse was more than a match for the Thessalian cavalry.