Passage
and they did not prevail, nor was their place found any more in the heaven;
and they did not prevail, nor was their place found any more in the heaven;
Revelation 12:6 and the woman did flee to the wilderness, where she hath a place made ready from God, that there they may nourish her--days a thousand, two hundred, sixty.
Revelation 12:7 And there came war in the heaven; Michael and his messengers did war against the dragon, and the dragon did war, and his messengers,
Revelation 12:8 and they did not prevail, nor was their place found any more in the heaven;
Revelation 12:9 and the great dragon was cast forth--the old serpent, who is called `Devil,' and `the Adversary,' who is leading astray the whole world--he was cast forth to the earth, and his messengers were cast forth with him.
Revelation 12:10 And I heard a great voice saying in the heaven, `Now did come the salvation, and the power, and the reign, of our God, and the authority of His Christ, because cast down was the accuser of our brethren, who is accusing them before our God day and night;
The verse centers on "prevail", "place", "found", and "heaven". It is saying that the verse draws attention to "prevail" and "place", so its meaning should be read from those terms before moving to application.
The nearby context moves from verse 7's "And there came war in the heaven..." into verse 9's "and the great dragon was cast forth--the...", so "prevail" and "place" belong inside that flow. In Revelation context, the local focus is Christ, faith, and discipleship.
A plain takeaway is to answer the verse's own emphasis on "prevail" and "place" with trust shaped by these words, not by a vague optimism outside the passage.