American Standard Version (ASV):
And they were all amazed, insomuch that they questioned among themselves, saying, What is this? a new teaching! with authority he commandeth even the unclean spirits, and they obey him.
King James Version (KJV):
And they were all amazed, insomuch that they questioned among themselves, saying, What thing is this? what new doctrine [is] this? for with authority commandeth he even the unclean spirits, and they do obey him.