Histories

With that, he led the Persians with all speed across the Asopus in pursuit of the Greeks, supposing that they were in flight; it was the army of Sparta [22.416,37.83] (inhabited place), Laconia, Peloponnese, Greece, Europe Lacedaemon and Tegea [22.4,37.5] (Perseus) Tegea alone which was his goal, for the Athenians marched another way over the broken ground, and were out of his sight.

Seeing the Persians setting forth in pursuit of the Greeks, the rest of the barbarian battalions straightway raised their standards and also gave pursuit, each at top speed, no battalion having order in its ranks nor place assigned in the line.