Ecclesiastes 7:25

I went round about, I and my heart., to know, and to examine, and to search out wisdom and understanding, and to know the injustice of folly, and the folly of wickedness:

Ecclesiastes 10:13

The beginning of the words of his mouth, folly: and the latter state of his mouth the folly of evil.

Genesis 34:7

And the sons of Jacob came from the field when they having heard: and the men will be grieved, and it will be kindled to them exceedingly because he did folly in Israel, to lie with Jacob's daughter; and thus it shall not be done.

Joshua 7:13

Arise, consecrate the people, and say, Be ye consecrated for the morrow: for thus said Jehovah the God of Israel, A devoted thing in the midst of thee, O Israel: thou shalt not be able to rise up before thine enemy till your removing the devoted thing from the midst of you.

2 Samuel 13:12

And she will say to him, No, my brother, thou shalt not humble me; for so it shall not be done in Israel: thou shalt not do this folly.

Proverbs 17:12

A bereaved bear meeting with a, man, and not a fool in his folly.

Proverbs 26:11

As a dog turned back upon his vomit, the foolish one repeated in his folly.

Ecclesiastes 1:13-17

And I gave my heart to seek and to search out in wisdom concerning all which was done under the heavens: this evil business God gave to the sons of man to be occupied in it

Ecclesiastes 2:1-3

I Said in my heart, Go now, I will prove thee with gladness, and look thou upon good: and behold, this also vanity.

Ecclesiastes 2:12

And I turned to see wisdom, madness, and folly: for what the man that shall come after the king? with those things they did already.

Ecclesiastes 2:15

And I said in my heart, As the event of the foolish one, also I, it will meet me; and wherefore then was I more wise? And I spake in my heart, This is also vanity.

Ecclesiastes 2:20

And I turned about to let my heart despair for all the labor I labored under the sun.

Ecclesiastes 3:16-17

And yet I saw under the sun the place of judgment, there the unjust one; and the place of the just one, there the unjust one.

Ecclesiastes 7:27

See, this I found, said the preacher: one to one to find understanding

Ecclesiastes 9:1-3

For all this I gave to my heart, and to examine all this, that the just and the wise and their works are in the hand of God: also love, also hatred, no man shall know of all before them.

Jeremiah 12:1-2

Just art thou, O Jehovah, for I will strive to thee: surely I will speak judgments with thee: Wherefore did the way of the evil prosper? all they acting faithlessly with treachery were secure?

2 Peter 2:3-9

And by covetousness with feigned words shall trade in you: to whom judgment since a long while is not inactive, and their perdition sleeps not.

2 Peter 3:3-9

Knowing this first, that in the last of the days shall mockers come for deceiving, going according to their own eager 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
And I gave my heart to seek and to search out in wisdom concerning all which was done under the heavens: this evil business God gave to the sons of man to be occupied in it
Ecclesiastes 2:1
I Said in my heart, Go now, I will prove thee with gladness, and look thou upon good: and behold, this also vanity.

The reason

Ecclesiastes 7:27
See, this I found, said the preacher: one to one to find understanding
Ecclesiastes 3:16
And yet I saw under the sun the place of judgment, there the unjust one; and the place of the just one, there the unjust one.
Ecclesiastes 9:1
For all this I gave to my heart, and to examine all this, that the just and the wise and their works are in the hand of God: also love, also hatred, no man shall know of all before them.
Jeremiah 12:1
Just art thou, O Jehovah, for I will strive to thee: surely I will speak judgments with thee: Wherefore did the way of the evil prosper? all they acting faithlessly with treachery were secure?
2 Peter 2:3
And by covetousness with feigned words shall trade in you: to whom judgment since a long while is not inactive, and their perdition sleeps not.
2 Peter 3:3
Knowing this first, that in the last of the days shall mockers come for deceiving, going according to their own eager desires,

Know

Ecclesiastes 9:3
This an evil in all being done under the sun, thus one event is to all: and also the heart of the sons of man being full of evil, and folly in their heart in their living, and after it to their deaths.
Ecclesiastes 10:13
The beginning of the words of his mouth, folly: and the latter state of his mouth the folly of evil.
Genesis 34:7
And the sons of Jacob came from the field when they having heard: and the men will be grieved, and it will be kindled to them exceedingly because he did folly in Israel, to lie with Jacob's daughter; and thus it shall not be done.
Joshua 7:13
Arise, consecrate the people, and say, Be ye consecrated for the morrow: for thus said Jehovah the God of Israel, A devoted thing in the midst of thee, O Israel: thou shalt not be able to rise up before thine enemy till your removing the devoted thing from the midst of you.
2 Samuel 13:12
And she will say to him, No, my brother, thou shalt not humble me; for so it shall not be done in Israel: thou shalt not do this folly.
Proverbs 17:12
A bereaved bear meeting with a, man, and not a fool in his folly.
Proverbs 26:11
As a dog turned back upon his vomit, the foolish one repeated in his folly.

General references

Job 28:12
And from whence shall wisdom be found? and where this place of understanding?