History of the Peloponnesian War

Now against the wall on [*]( Literally, having walled off, i.e. cut off by a transverse wall from communication with the country. The absence of any such wall on the opposite side of the city is afterwards expressed by τὴν παλλήνην ἀτείχιστον οὖσαν.) the side of the isthmus the Athenians immediately raised works, and manned them. But that towards Pallene had no works raised against it; for they did not think themselves strong enough both to keep a garrison on the isthmus, and to cross over to Pallene and raise works there; fearing that the Potidaeans and their allies might attack them when divided.