'Darkness' in the Bible

To shine upon them that sit in darkness and the shadow of death; To guide our feet into the way of peace.

The lamp of thy body is thine eye: when thine eye is single, thy whole body also is full of light; but when it is evil, thy body also is full of darkness.

Look therefore whether the light that is in thee be not darkness.

Wherefore whatsoever ye have said in the darkness shall be heard in the light; and what ye have spoken in the ear in the inner chambers shall be proclaimed upon the housetops.

When I was daily with you in the temple, ye stretched not forth your hands against me: but this is your hour, and the power of darkness.

And it was now about the sixth hour, and a darkness came over the whole land until the ninth hour,