New Living Translation
Then I witnessed in heaven another significant event. I saw a large red dragon with seven heads and ten horns, with seven crowns on his heads.

American Standard Version
And there was seen another sign in heaven: and behold, a great red dragon, having seven heads and ten horns, and upon his heads seven diadems.

Berean Study Bible
Then another sign appeared in heaven: a huge red dragon with seven heads, ten horns, and seven royal crowns on his heads.

Douay-Rheims Bible
And there was seen another sign in heaven: and behold a great red dragon, having seven heads, and ten horns: and on his head seven diadems:

English Revised Version
And there was seen another sign in heaven; and behold, a great red dragon, having seven heads and ten horns, and upon his heads seven diadems.

King James Bible
And there appeared another wonder in heaven; and behold a great red dragon, having seven heads and ten horns, and seven crowns upon his heads.

World English Bible
Another sign was seen in heaven. Behold, a great red dragon, having seven heads and ten horns, and on his heads seven crowns.

Young's Literal Translation
And there was seen another sign in the heaven, and, lo, a great red dragon, having seven heads and ten horns, and upon his head seven diadems,

Revelation 12:3 Additional Translations ...