Revelation 11:3: “And I will give power unto my two witnesses, and they shall prophesy a thousand two hundred and threescore days, [Three and half years] clothed in sackcloth.” The Great Tribulation period.
Revelation 11:4: “These are the two olive trees, and the two candlesticks standing before the God of the earth.”
Revelation 11:5: “And if any man will hurt them,” [The Two Witnesses] “fire proceedeth out of their mouth, and devoureth their enemies: and if any man will hurt them, he must in this manner be killed.”
Revelation 11:6: “These” [The Two Witnesses] “have power to shut heaven, that it rain not in the days of their prophecy:" [The thousand two hundred and threescore days mentioned in verse 3] "and have power over waters to turn them to blood, and to smite the earth with all plagues, as often as they will.”