Shared ground
These verses are an interpretation spoken from heaven about what the prior scene means. The “loud voice” treats the casting down of “the accuser” as a decisive turning point: the accuser no longer has access to accuse God’s people “day and night.” That loss of access is announced as tied to the arrival (or public unveiling) of God’s reign and the Messiah’s authority.
The passage also defines how “they” overcome. It is not pictured as winning by force, but by what God has done through the Lamb (“the Lamb’s blood”) and by their public witness (“the word of their testimony”). Their victory is consistent with suffering; the text explicitly says they did not cling to life when death was the outcome.
Finally, the passage holds celebration and danger together. Heaven is a place of rejoicing because the accuser has been thrown down. Earth and sea are warned because the devil’s activity is now directed there, marked by intense anger and a limited time.
Where interpretation differs (only where needed)
What “now” refers to. Some read “now” as pointing mainly to a completed event tied to the Messiah’s victory (so the proclamation announces what is already secured). Others read “now” as “now in the vision’s storyline,” marking a stage in the unfolding conflict that still moves toward later climaxes in the book.
How to relate “kingdom…authority…have come” to history. Some take this as the start of a new phase in which God’s rule is newly established in a stronger sense. Others see it as the public declaration of God’s rule already true, with a new change being the accuser’s removal and the consequences that follow.
Who “our brothers” and “they” are. Some read them primarily as the suffering Christian community on earth (especially those pressured, accused, or killed). Others include a broader group: God’s faithful people across times, or the community viewed as a whole (including martyrs and those who continue to bear witness).
Why the disagreement exists
The passage speaks in sweeping, symbolic language while also commenting on concrete lived realities (“testimony,” “even to death”). That combination makes timing and scope hard to pin down. The word “now” can be read either as a theological announcement of a finished victory or as a marker inside the vision sequence. Also, Revelation regularly shows heavenly realities and earthly outcomes together, which invites different ways of mapping the vision to history.
What this passage clearly contributes
- It frames the conflict as involving accusation before God, not only human opposition.
- It claims the accuser has been decisively expelled from heaven and cannot continue his constant accusations there.
- It connects that outcome with the proclaimed arrival of God’s reign and the Messiah’s authority (explicit claim), while leaving the exact timetable open (inference debated).
- It defines overcoming in terms of the Lamb’s blood and faithful witness, including costly witness that may end in death.
- It explains why suffering can intensify on earth: the devil’s hostility is great and time-limited.