Mark 15:33

And the sixth hour having come, darkness came over the whole land till the ninth hour,

Matthew 27:45

And from the sixth hour darkness came over all the land unto the ninth hour,

Mark 15:25

and it was the third hour, and they crucified him;

Luke 23:44-45

And it was, as it were, the sixth hour, and darkness came over all the land till the ninth hour,

Psalm 105:28

He hath sent darkness, and it is dark, And they have not provoked His word.

Isaiah 50:3-4

I clothe the heavens with blackness, And sackcloth I make their covering.

Amos 8:9-10

And it hath come to pass in that day, An affirmation of the Lord Jehovah, I have caused the sun to go in at noon, And caused darkness on the land in a day of light,

Treasury of Scripture Knowledge

Summary

And when the sixth hour was come, there was darkness over the whole land until the ninth hour.

Bible References

When

Mark 15:25
and it was the third hour, and they crucified him;
Matthew 27:45
And from the sixth hour darkness came over all the land unto the ninth hour,
Luke 23:44
And it was, as it were, the sixth hour, and darkness came over all the land till the ninth hour,