Sentence:  And I heard a loud voice saying in heaven, Now is come salvation, and strength, and the kingdom of our God, and the power of his Christ: for the accuser of our brethren is cast down, which accused them before our God day and night. And they overcame him by the blood of the <WSD>Lamb</WSD>, and by the word of their testimony; and they loved not their lives unto the death. 
Meaning of the word marked with <WSD> tags:  Jesus; the Lamb of God