But Metellus would not allow either the burning of sanctuaries of the gods or the destruction of buildings, and he forbade his men to kill any Theban or take prisoner any fugitive. If, however, Pytheas should be caught, he was to be brought before him. Pytheas was discovered immediately, brought before Metellus and punished. When the army approached Megara, Alcamenes and his men did not face it, but straightway fled to the camp of the Achaeans at Corinth.