“And I looked, and behold, the Lamb was standing on Mount Zion, and with Him one hundred and forty-four thousand, having His name and the name of His Father written on their foreheads.” Revelation 14:1, New American Standard Version.
“And war broke out in heaven: Michael and his angels fought against the dragon; and the dragon and his angels fought, but they did not prevail, nor was a place found for them in heaven any longer.” Revelation 12:7-8.
“Now a great sign appeared in heaven: a woman clothed with the sun, with the moon under her feet, and on her head a garland of twelve stars. Then being with child, she cried out in labor and in pain to give birth. And another sign appeared in heaven: behold, a great fiery red dragon having seven heads and ten horns, and seven diadems on his heads.” Revelation 12:1-3.
“The first angel sounded: And hail and fire followed, mingled with blood, and they were thrown to the earth; and a third of the trees were burned up, and all green grass was burned up. Then the second angel sounded: And something like a great mountain burning with fire was thrown into the sea, and a third of the sea became blood; and a third of the living creatures in the sea died, and a third of the ships were destroyed.” Revelation 8:7-9.