The Messenians were cast into this place one after another, Aristomenes being thrown in last of all, so that he might have the sorrow of seeing his companions die. Of course, this was very cruel, but the Spartans had been brought up to think this mode of getting rid of their enemies quite right; and when they had thus killed them, they cheerfully went back to the city and celebrated their victory.

From: H. A. Guerber, The Story of the Greeks; edited for this online publication, by ELLOPOS BLOG