Revelation 12:1-3

1And a great sign was seen in the heaven: a woman clothed with the sun, and the moon under her feet, and upon her head a crown of twelve stars;

2and being with child she cried, [being] in travail, and in pain to bring forth.

3And another sign was seen in the heaven: and behold, a great red dragon, having seven heads and ten horns, and on his heads seven diadems;