Revelation 8:12

Then the fourth angel blew his trumpet, and one third of the sun was blasted, and one third of the moon and one third of the stars, so that one third of them were darkened, and there was no light for one third of the day and of the night.

Revelation 6:12

When he broke the sixth seal I saw that there was a great earthquake. The sun turned black as sackcloth; the full moon became like blood;

Revelation 8:7-12

The first blew his trumpet, and there was a storm of hail and fire mixed with blood, and it fell upon the earth, and one third of the earth was burned up, and one third of the trees were burned up, and all the green grass was burned up.

Revelation 9:15

Then the four angels who were held in readiness for that hour and day and month and year were let loose to kill one third of mankind.

Revelation 9:18

One third of mankind were killed by these three plagues??he fire, smoke, and sulphur that poured from their mouths.

Revelation 12:4

His tail swept away one third of the stars of heaven and flung them down upon the earth. The dragon stood in front of the woman who was about to give birth to a child in order to devour her child as soon as it was born.

Matthew 24:29

"But immediately after the misery of those days, the sun will be darkened, and the moon will not shed its light, and the stars will fall from the sky, and the forces of the sky will shake.

Matthew 27:45

Now from noon there was darkness over the whole country until three o'clock.

Mark 13:24

But in those days, when that misery is over, the sun will be darkened and the moon will not shed its light

Mark 15:33

At noon darkness spread over the whole country, and lasted until three in the afternoon.

Luke 21:25

There will be signs too in sun, moon, and stars, and on earth dismay among the heathen, bewildered at the roar of the sea and the waves.

Luke 23:44-45

It was now about noon, and darkness came over the whole country, and lasted until three in the afternoon,

Acts 2:20

The sun will turn to darkness, And the moon to blood, Before the coming of the great, splendid Day of the Lord.

2 Corinthians 4:4

In their case, the god of this world has blinded the minds of the unbelievers, to keep the light of the good news of the glorious Christ, the likeness of God, from dawning upon them.

2 Thessalonians 2:9-12

The other's appearance, by the contrivance of Satan, will be full of power and pretended signs and wonders,

Revelation 16:8-9

The fourth emptied his bowl upon the sun, and it was allowed to scorch mankind with its heat,

Treasury of Scripture Knowledge

Summary

And the fourth angel sounded, and the third part of the sun was smitten, and the third part of the moon, and the third part of the stars; so as the third part of them was darkened, and the day shone not for a third part of it, and the night likewise.

Bible References

And the third part of the sun

Revelation 16:8
The fourth emptied his bowl upon the sun, and it was allowed to scorch mankind with its heat,
Matthew 24:29
"But immediately after the misery of those days, the sun will be darkened, and the moon will not shed its light, and the stars will fall from the sky, and the forces of the sky will shake.
Matthew 27:45
Now from noon there was darkness over the whole country until three o'clock.
Mark 13:24
But in those days, when that misery is over, the sun will be darkened and the moon will not shed its light
Mark 15:33
At noon darkness spread over the whole country, and lasted until three in the afternoon.
Luke 21:25
There will be signs too in sun, moon, and stars, and on earth dismay among the heathen, bewildered at the roar of the sea and the waves.
Luke 23:44
It was now about noon, and darkness came over the whole country, and lasted until three in the afternoon,
Acts 2:20
The sun will turn to darkness, And the moon to blood, Before the coming of the great, splendid Day of the Lord.

And the day

2 Corinthians 4:4
In their case, the god of this world has blinded the minds of the unbelievers, to keep the light of the good news of the glorious Christ, the likeness of God, from dawning upon them.
2 Thessalonians 2:9
The other's appearance, by the contrivance of Satan, will be full of power and pretended signs and wonders,