Revelation 17:12 in the King James Version
And the ten horns which thou sawest are ten kings, which have received no kingdom as yet; but receive power as kings one hour with the beast.
Context
11 The beast that was, and is not, is himself also an eighth, and is of the seven; and he goes to destruction.
12 The ten horns that you saw are ten kings who have received no kingdom as yet, but they receive authority as kings with the beast for one hour.
13 These have one mind, and they give their power and authority to the beast.