New Living Translation
The ten horns of the beast are ten kings who have not yet risen to power. They will be appointed to their kingdoms for one brief moment to reign with the beast.

American Standard Version
And the ten horns that thou sawest are ten kings, who have received no kingdom as yet; but they receive authority as kings, with the beast, for one hour.

Berean Study Bible
The ten horns you saw are ten kings who have not yet received a kingdom, but will receive one hour of authority as kings, along with the beast.

Douay-Rheims Bible
And the ten horns which thou sawest, are ten kings, who have not yet received a kingdom, but shall receive power as kings one hour after the beast.

English Revised Version
And the ten horns that thou sawest are ten kings, which have received no kingdom as yet; but they receive authority as kings, with the beast, for one hour.

King James Bible
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.

World English Bible
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.

Young's Literal Translation
'And the ten horns that thou sawest, are ten kings, who a kingdom did not yet receive, but authority as kings the same hour do receive with the beast,

Revelation 17:12 Additional Translations ...