'Legion' in the Bible

and he was questioning him, 'What is thy name?' and he answered, saying, 'Legion is my name, because we are many;'

and they come unto Jesus, and see the demoniac, sitting, and clothed, and right-minded -- him having had the legion -- and they were afraid;

And Jesus questioned him, saying, 'What is thy name?' and he said, 'Legion,' (because many demons were entered into him,)