Revelation 12:9-11

Young's Literal Translation

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.

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;

¹¹ and they did overcome him because of the blood of the Lamb, and because of the word of their testimony, and they did not love their life -- unto death;