John 3:19

and this is the subject of their condemnation, that light is come into the world, and men have loved darkness rather than light, because their deeds were evil.

John 12:35

Jesus answer'd them, yet a little while is the light with you: walk while ye have the light, lest darkness surprize you: for he that walketh in darkness, does not know whither he goes.

Romans 1:28

As they did not seek the favour of God, by worshipping him, God gave them over to a depraved sense, to act unworthy of human nature;

2 Timothy 2:19

however, the foundation of the divine architect is still immoveable, having this inscription, " the Lord discerns who are his." and, " let every one that invokes the name of the Lord, depart from iniquity."

1 John 2:11

but he that hates his brother, is in darkness, he walks in darkness, and knows not whither he is going, because the darkness hath blinded his eyes.

Treasury of Scripture Knowledge

Summary

They know not, neither will they understand; they walk on in darkness: all the foundations of the earth are out of course.

Know not

All the, etc

Bible References

Know not

Romans 1:28
As they did not seek the favour of God, by worshipping him, God gave them over to a depraved sense, to act unworthy of human nature;

All the, etc

2 Timothy 2:19
however, the foundation of the divine architect is still immoveable, having this inscription, " the Lord discerns who are his." and, " let every one that invokes the name of the Lord, depart from iniquity."