Matthew 27:45
Now from the sixth hour there was darkness over all the earth, unto the ninth hour.
Mark 15:33-34
And when the sixth hour was come, there was darkness over all the earth until the ninth hour.
Luke 23:44-45
And it was about the sixth hour; and there was darkness over all the earth till the ninth hour.
Mark 15:25
And it was the third hour, when they crucified him. And there was an inscription of his written over,
Revelation 8:12
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 that the third part of them was darkened, and the day shone not for the third part thereof,
Revelation 9:2
And he opened the bottomless pit, and there arose a smoke out of the pit, as the smoke of a great furnace, and the sun and the air were darkened by the smoke of the pit.