KJV - And they cried with a loud voice, saying, How long, O Lord, holy and true, dost thou not judge and avenge our blood on them that dwell on the earth?
ASV - and they cried with a great voice, saying, How long, O Master, the holy and true, dost thou not judge and avenge our blood on them that dwell on the earth?
BBE - And they gave a great cry, saying, How long will it be, O Ruler, holy and true, before you take your place as judge and give punishment for our blood to those on the earth?
WEB - They cried with a loud voice, saying, "How long, Master, the holy and true, until you judge and avenge our blood on those who dwell on the earth?"
YLT - and they were crying with a great voice, saying, `Till when, O Master, the Holy and the True, dost Thou not judge and take vengeance of our blood from those dwelling upon the land?'