9 Then Jesus asked him, “What is your name?”“My name is Legion,” he replied, “for we are many.”

Read Mark 5:9 Using Other Translations

And he asked him,What is thy name? And he answered, saying, My name is Legion: for we are many.
And Jesus asked him, "What is your name?" He replied, "My name is Legion, for we are many."
Then Jesus demanded, “What is your name?” And he replied, “My name is Legion, because there are many of us inside this man.”