Ecclesiastes 7:25

I turned my thoughts to know, explore, and seek wisdom and an explanation for things, and to know that wickedness is stupidity and folly is madness.

Ecclesiastes 10:13

The beginning of the words of his mouth is folly,
but the end of his speaking is evil madness.

Genesis 34:7

Jacob’s sons returned from the field when they heard about the incident and were deeply grieved and angry. For Shechem had committed an outrage against Israel by raping Jacob’s daughter, and such a thing should not be done.

Joshua 7:13

“Go and consecrate the people. Tell them to consecrate themselves for tomorrow, for this is what the Lord, the God of Israel, says: There are things that are set apart among you, Israel. You will not be able to stand against your enemies until you remove what is set apart.

2 Samuel 13:12

“Don’t, my brother!” she cried. “Don’t humiliate me, for such a thing should never be done in Israel. Don’t do this horrible thing!

Proverbs 17:12

Better for a man to meet a bear robbed of her cubs
than a fool in his foolishness.

Proverbs 26:11

As a dog returns to its vomit,
so a fool repeats his foolishness.

Ecclesiastes 1:13-17

I applied my mind to seek and explore through wisdom all that is done under heaven. God has given people this miserable task to keep them occupied.

Ecclesiastes 2:1-3

I said to myself, “Go ahead, I will test you with pleasure; enjoy what is good.” But it turned out to be futile.

Ecclesiastes 2:12

Then I turned to consider wisdom, madness, and folly, for what will the man be like who comes after the king? He will do what has already been done.

Ecclesiastes 2:15

So I said to myself, “What happens to the fool will also happen to me. Why then have I been overly wise?” And I said to myself that this is also futile.

Ecclesiastes 2:20

So I began to give myself over to despair concerning all my work that I had labored at under the sun.

Ecclesiastes 3:16-17

I also observed under the sun: there is wickedness at the place of judgment and there is wickedness at the place of righteousness.

Ecclesiastes 7:27

“Look,” says the Teacher, “I have discovered this by adding one thing to another to find out the explanation,

Ecclesiastes 9:1-3

Indeed, I took all this to heart and explained it all: the righteous, the wise, and their works are in God’s hands.People don’t know whether to expect love or hate. Everything lies ahead of them.

Jeremiah 12:1-2

You will be righteous, Lord,
even if I bring a case against You.
Yet, I wish to contend with You:
Why does the way of the wicked prosper?
Why do all the treacherous live at ease?

2 Peter 2:3-9

They will exploit you in their greed with deceptive words. Their condemnation, pronounced long ago, is not idle, and their destruction does not sleep.

2 Peter 3:3-9

First, be aware of this: Scoffers will come in the last days to scoff, living according to their own desires,

Treasury of Scripture Knowledge

Summary

I applied mine heart to know, and to search, and to seek out wisdom, and the reason of things, and to know the wickedness of folly, even of foolishness and madness:

I applied mine heart

General references

Bible References

I applied mine heart

Ecclesiastes 1:13
I applied my mind to seek and explore through wisdom all that is done under heaven. God has given people this miserable task to keep them occupied.
Ecclesiastes 2:1
I said to myself, “Go ahead, I will test you with pleasure; enjoy what is good.” But it turned out to be futile.

The reason

Ecclesiastes 7:27
“Look,” says the Teacher, “I have discovered this by adding one thing to another to find out the explanation,
Ecclesiastes 3:16
I also observed under the sun: there is wickedness at the place of judgment and there is wickedness at the place of righteousness.
Ecclesiastes 9:1
Indeed, I took all this to heart and explained it all: the righteous, the wise, and their works are in God’s hands.People don’t know whether to expect love or hate. Everything lies ahead of them.
Jeremiah 12:1
You will be righteous, Lord,
even if I bring a case against You.
Yet, I wish to contend with You:
Why does the way of the wicked prosper?
Why do all the treacherous live at ease?
2 Peter 2:3
They will exploit you in their greed with deceptive words. Their condemnation, pronounced long ago, is not idle, and their destruction does not sleep.
2 Peter 3:3
First, be aware of this: Scoffers will come in the last days to scoff, living according to their own desires,

Know

Ecclesiastes 9:3
This is an evil in all that is done under the sun: there is one fate for everyone. In addition, the hearts of people are full of evil, and madness is in their hearts while they live—after that they go to the dead.
Ecclesiastes 10:13
The beginning of the words of his mouth is folly,
but the end of his speaking is evil madness.
Genesis 34:7
Jacob’s sons returned from the field when they heard about the incident and were deeply grieved and angry. For Shechem had committed an outrage against Israel by raping Jacob’s daughter, and such a thing should not be done.
Joshua 7:13
“Go and consecrate the people. Tell them to consecrate themselves for tomorrow, for this is what the Lord, the God of Israel, says: There are things that are set apart among you, Israel. You will not be able to stand against your enemies until you remove what is set apart.
2 Samuel 13:12
“Don’t, my brother!” she cried. “Don’t humiliate me, for such a thing should never be done in Israel. Don’t do this horrible thing!
Proverbs 17:12
Better for a man to meet a bear robbed of her cubs
than a fool in his foolishness.
Proverbs 26:11
As a dog returns to its vomit,
so a fool repeats his foolishness.

General references

Job 28:12
But where can wisdom be found,
and where is understanding located?

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.