Revelation 12:7

War in Heaven

12:7 Then war broke out in heaven: Michael and his angels fought against the dragon, and the dragon and his angels fought back.

Revelation 13:6-7

13:6 So the beast opened his mouth to blaspheme against God – to blaspheme both his name and his dwelling place, that is, those who dwell in heaven. 13:7 The beast was permitted to go to war against the saints and conquer them. He was given ruling authority over every tribe, people, language, and nation,

Revelation 18:20

18:20 (Rejoice over her, O heaven,

and you saints and apostles and prophets,

for God has pronounced judgment against her on your behalf!)