'Sixth Hour' in the Bible

Now from the sixth hour there was darkness over all the land to the ninth hour.

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

And it was about the sixth hour, and there was a darkness over all the land until the ninth hour.

Now Jacob's well was there. Jesus therefore being wearied with his journey, sat thus on the well: and it was about the sixth hour.

And it was the preparation of the passover, and about the sixth hour: and he saith to the Jews, Behold your King!

On the morrow, as they were going on their journey, and drew nigh to the city, Peter went up upon the house-top to pray, about the sixth hour: