Revelation 11 6
These two witnesses have the power to close the sky so that it will not rain during the time of their prophecy. They also have the power to turn the waters into blood, and to strike the earth with all kinds of plagues, as often as they want.
Compare with other 3 random translations
EAS Revelation 11:6These servants of God have authority to shut up the sky. Then there will be no rain during the time that they tell their messages from God. They also have authority to cause the water on earth to become blood. They can cause many different kinds of trouble to happen on the earth. They can do this as often as they want to.
ASV Revelation 11:6These have the power to shut the heaven, that it rain not during the days of their prophecy: and they have power over the waters to turn them into blood, and to smite the earth with every plague, as often as they shall desire.
NKJ Revelation 11:6These have power to shut heaven, so that no rain falls in the days of their prophecy; and they have power over waters to turn them to blood, and to strike the earth with all plagues, as often as they desire.