History of the Peloponnesian War

Presently therefore they fall in hand with stopping up the mouth of the great haven, being about eight furlongs wide, with galleys laid cross and lighters and boats upon their anchors; and withal prepared whatsoever else was necessary in case the Athenians would hazard another battle, meditating on no small matters in anything.

The Athenians, seeing the shutting up of the haven and the rest of the enemy's designs, thought good to go to council upon it.

And the generals and commanders of regiments having met and considered their present want, both otherwise and in this, that they neither had provision for the present (for upon their resolution to be gone, they had sent before to Catana to forbid the sending in of any more), nor were likely to have for the future unless their navy got the upper hand, they resolved to abandon their camp above and to take in some place, no greater than needs they must, near unto their galleys, with a wall, and leaving some to keep it, to go aboard with the rest of the army, and to man every galley they had, serviceable and less serviceable; and having caused all sorts of men to go aboard and fight it out, if they gat the victory, to go to Catana; if not, to make their retreat in order of battle by land (having first set fire on their navy) the nearest way unto some amicable place, either barbarian or Grecian, that they should best be able to reach unto before the enemy.