Having determined to relieve Megara, whose danger they considered their own, even before hearing from Brasidas, they were already in full force at plataea, when his messenger arrived to add spurs to their resolution; and they at once sent on to him two thousand two hundred heavy infantry, and six hundred horse, returning home with the main body.
"The History of the Peloponnesian War"
Thucydides
Such was the end of plataea, in the ninety-third year after she became the ally of Athens.
"The History of the Peloponnesian War"
Thucydides
The Lacedaemonian commander, perceiving their weakness, wished to avoid taking the place by storm; his instructions from Lacedaemon having been so conceived, in order that if at any future time peace should be made with Athens, and they should agree each to restore the places that they had taken in the war, plataea might be held to have come over voluntarily, and not be included in the list.
"The History of the Peloponnesian War"
Thucydides