New Revised Standard Version
The fourth angel blew his trumpet, and a third of the sun was struck, and a third of the moon, and a third of the stars, so that a third of their light was darkened; a third of the day was kept from shining, and likewise the night.

Contemporary English Version
When the fourth angel blew his trumpet, a third of the sun, a third of the moon, and a third of the stars were struck. They each lost a third of their light. So during a third of the day there was no light, and a third of the night was also without light.

New American Bible
When the fourth angel blew his trumpet, a third of the sun, a third of the moon, and a third of the stars were struck, so that a third of them became dark. The day lost its light for a third of the time, as did the night.

Douay-Rheims Bible
And the fourth angel sounded the trumpet: and the third part of the sun was smitten, and the third part of the moon, and the third part of the stars, so that the third part of them was darkened. And the day did not shine for a third part of it: and the night in like manner.

And the fourth angel sounded the trumpet: and the third part of the sun was smitten, and the third part of the moon, and the third part of the stars, so that the third part of them was darkened. And the day did not shine for a third part of it: and the night in like manner.

and the third part of the sun.

Revelation 16:8,9 And the fourth angel poured out his vial upon the sun. And it was given unto him to afflict men with heat and fire. . . .

Isaiah 13:10 For the stars of heaven, and their brightness shall not display their light: the sun shall be darkened in his rising, and the moon shall not shine with her light.

Isaiah 24:23 And the moon shall blush, and the sun shall be ashamed, when the Lord of hosts shall reign in mount Sion, and in Jerusalem, and shall be glorified in the sight of his ancients.

Jeremiah 4:23 I beheld the earth, and lo it was void, and nothing: and the heavens, and there was no light in them.

Ezekiel 32:7,8 And I will cover the heavens, when thou shalt be put out, and I will make the stars thereof dark: I will cover the sun with a cloud, and the moon shall not give her light. . . .

Joel 2:10,31 At their presence the earth hath trembled, the heavens are moved: the sun and moon are darkened, and the stars have withdrawn their shining. . . .

Amos 8:9 Shall not the land tremble for this, and every one mourn that dwelleth therein: and rise up altogether as a river, and be cast out, and run down as the river of Egypt?

Matthew 24:29 And immediately after the tribulation of those days, the sun shall be darkened and the moon shall not give her light and the stars shall fall from heaven and the powers of heaven shall be moved.

Matthew 27:45 Now from the sixth hour, there was darkness over the whole earth, until the ninth hour.

Mark 13:24 But in those days, after that tribulation, the sun shall be darkened and the moon shall not give her light.

Mark 15:33 And when the sixth hour was come, there was darkness over the whole earth until the ninth hour.

Luke 21:25 And there shall be signs in the sun and in the moon and in the stars; and upon the earth distress of nations, by reason of the confusion of the roaring of the sea, and of the waves:

Luke 23:44,45 And it was almost the sixth hour: and there was darkness over all the earth until the ninth hour. . . .

Acts 2:20 The sun shall be turned into darkness and the moon into blood, before the great and manifest day of the Lord to come.

and the day.

Exodus 10:21-23 And the Lord said to Moses: Stretch out thy hand towards heaven: and may there be darkness upon the land of Egypt so thick that it may be felt. . . .

2 Corinthians 4:4 In whom the god of this world hath blinded the minds of unbelievers, that the light of the gospel of the glory of Christ, who is the image of God, should not shine unto them.

2 Thessalonians 2:9-12 Whose coming is according to the working of Satan, in all power and signs and lying wonders: . . .