Mark 5:9

And he asked him, What is thy name? And he saith unto him, My name is Legion; for we are many.

Matthew 26:53

Or thinkest thou that I cannot beseech my Father, and he shall even now send me more than twelve legions of angels?

Luke 8:30

And Jesus asked him, What is thy name? And he said, Legion; for many demons were entered into him.

Then goeth he, and taketh with himself seven other spirits more evil than himself, and they enter in and dwell there: and the last state of that man becometh worse than the first. Even so shall it be also unto this evil generation.

Mark 5:15

And they come to Jesus, and behold him that was possessed with demons sitting, clothed and in his right mind, even him that had the legion: and they were afraid.