And when matters were inclining at last to war, since Philip was unable to keep quiet and the Athenians were being stirred up by Demosthenes, in the first place, he urged the Athenians to invade Euboea, which had been brought into subjection to Philip by its tyrants; and it was on his motion that they crossed over to the island and drove out the Macedonians.
Edition :
Plutarch Lives VII: Demosthenes and Cicero, Alexander and Caesar, Ed. Jeffrey Henderson, trans. Bernadotte Perrin (The Loeb Classical Library 99), Harvard University Press: Cambridge/MA - London 1967 (first ed. 1919).