Job 28:3

He sets an end to darkness, and to every extremity He searches out the stones of darkness and the shadow of death.

Ecclesiastes 1:13

And I gave my heart to seek and search out by wisdom concerning all which is done under the heavens. It is a sad task God has given to the sons of men to be humbled by it.

Job 10:21-22

before I go, and I shall not return, even to the land of darkness and the shadow of death;

Job 12:22

He discovers deep things out of darkness, and brings the shadow of death to light.

Job 38:16-17

Have you gone to the springs of the sea? Or have you walked in search of the depths?

Proverbs 2:4

if you seek her as silver, and search for her as for hidden treasures,

Habakkuk 2:13

Behold, is it not for Jehovah of Hosts that the people labor only for fire; yea, the nations weary themselves only for vanity?

Matthew 6:33

But seek first the kingdom of God and His righteousness; and all these things shall be added to you.

Luke 16:8

And the unjust steward's lord commended him because he had done wisely. For the children of this world are in their generation wiser than the children of light.

Treasury of Scripture Knowledge

Summary

He setteth an end to darkness, and searcheth out all perfection: the stones of darkness, and the shadow of death.

Bible References

Searcheth

Proverbs 2:4
if you seek her as silver, and search for her as for hidden treasures,
Ecclesiastes 1:13
And I gave my heart to seek and search out by wisdom concerning all which is done under the heavens. It is a sad task God has given to the sons of men to be humbled by it.
Habakkuk 2:13
Behold, is it not for Jehovah of Hosts that the people labor only for fire; yea, the nations weary themselves only for vanity?
Matthew 6:33
But seek first the kingdom of God and His righteousness; and all these things shall be added to you.
Luke 16:8
And the unjust steward's lord commended him because he had done wisely. For the children of this world are in their generation wiser than the children of light.

The stones

Job 10:21
before I go, and I shall not return, even to the land of darkness and the shadow of death;
Job 12:22
He discovers deep things out of darkness, and brings the shadow of death to light.
Job 38:16
Have you gone to the springs of the sea? Or have you walked in search of the depths?