History of the Peloponnesian War
Thucydides
Thucydides. The history of the Peloponnesian War, Volume 1-2. Dale, Henry, translator. London: Heinemann and Henry G. Bohn, 1851-1852.
But Perdiccas said that he had not taken Brasidas as an arbitrator in their disputes, but rather to destroy the enemies he should point out to him; and, that he would act unjustly. if, while he supported half his army, he should hold a conference with Arrhibaeus.
But Brasidas, against the king's will, and after a quarrel with him, had a meeting with Arrhibaeus, and being persuaded by his arguments, drew off the army before they entered his country. And Perdiccas after this supplied but a third, instead of half, towards the support of the army, considering himself to be aggrieved.