Ecclesiastes 1:13

applied my mind to seek out and search for the knowledge of all things that are done under heaven. Such travail and labor hath God given to the children of men, to exercise themselves therein.

Ecclesiastes 3:10

For as touching the travail and carefulness which God hath given unto men, I see that he hath given it them, to be exercised in it.

Ecclesiastes 1:17

for thereunto I applied my mind: that I might know what were wisdom and understanding, what were error and foolishness. And I perceived that this also was but a vexation of mind:

Genesis 3:19

In the sweat of thy face shalt thou eat bread, until thou return unto the earth whence thou wast taken: for earth thou art, and unto earth shalt thou return."

Ecclesiastes 7:25

I applied my mind also to knowledge, and to seek out science, wisdom and understanding: to know the foolishness of the ungodly, and the error of doting fools.

Psalm 111:2

The works of the LORD are great, sought out of all them that have pleasure therein.

Proverbs 2:2-4

that thou wilt incline thin ears unto wisdom; apply thine heart then to understanding.

Proverbs 4:7

The chief point of wisdom is that thou be willing to obtain wisdom, and before all thy goods to get the understanding.

Proverbs 18:1

He accompanieth himself with all steadfast and healthsome doctrine, that hath a desire to it and is sequestered from company.

Proverbs 18:15

A wise heart laboureth for knowledge; and a prudent ear seeketh understanding.

Proverbs 23:26

My son, give me thine heart, and let thine eyes have pleasure in my ways.

Ecclesiastes 2:23

but heaviness, sorrow and disquietness all the days of his life? Insomuch that his heart cannot rest in the night. Is not this also a vain thing?

Ecclesiastes 2:26

He giveth unto man, what it pleaseth him; whether it be wisdom, understanding, or gladness. But unto the sinner he giveth weariness and sorrow, that he may gather and heap together the thing, that afterward shall be given unto him whom it pleaseth God. This is now a vain thing, yea a very disquietness and vexation of mind.

Ecclesiastes 4:4

Again, I saw that all travail and diligence of labour was hated of every man. This is also a vain thing, and a vexation of mind.

Ecclesiastes 8:9

All these things have I considered, and applied my mind unto every work that is under the Sun: how one man hath lordship upon another to his own harm.

Ecclesiastes 8:16-17

And so I applied my mind to learn wisdom, and to know the travail that is in the world; and that of such a fashion that I suffered not my eyes to sleep neither day nor night.

Ecclesiastes 12:12

Therefore beware, my son, that above these thou make them not many and innumerable books, nor take divers doctrines in hand, to weary thy body withal.

1 Timothy 4:15

These things exercise, and give thyself unto them, that it may be seen how thou profitest in all things.

Treasury of Scripture Knowledge

Summary

And I gave my heart to seek and search out by wisdom concerning all things that are done under heaven: this sore travail hath God given to the sons of man to be exercised therewith.

General references

Bible References

I gave

Ecclesiastes 1:17
for thereunto I applied my mind: that I might know what were wisdom and understanding, what were error and foolishness. And I perceived that this also was but a vexation of mind:
Ecclesiastes 7:25
I applied my mind also to knowledge, and to seek out science, wisdom and understanding: to know the foolishness of the ungodly, and the error of doting fools.
Ecclesiastes 8:9
All these things have I considered, and applied my mind unto every work that is under the Sun: how one man hath lordship upon another to his own harm.
Psalm 111:2
The works of the LORD are great, sought out of all them that have pleasure therein.
Proverbs 2:2
that thou wilt incline thin ears unto wisdom; apply thine heart then to understanding.
Proverbs 4:7
The chief point of wisdom is that thou be willing to obtain wisdom, and before all thy goods to get the understanding.
Proverbs 18:1
He accompanieth himself with all steadfast and healthsome doctrine, that hath a desire to it and is sequestered from company.
Proverbs 23:26
My son, give me thine heart, and let thine eyes have pleasure in my ways.
1 Timothy 4:15
These things exercise, and give thyself unto them, that it may be seen how thou profitest in all things.

This sore

Ecclesiastes 3:10
For as touching the travail and carefulness which God hath given unto men, I see that he hath given it them, to be exercised in it.
Ecclesiastes 4:4
Again, I saw that all travail and diligence of labour was hated of every man. This is also a vain thing, and a vexation of mind.
Ecclesiastes 12:12
Therefore beware, my son, that above these thou make them not many and innumerable books, nor take divers doctrines in hand, to weary thy body withal.
Genesis 3:19
In the sweat of thy face shalt thou eat bread, until thou return unto the earth whence thou wast taken: for earth thou art, and unto earth shalt thou return."

General references

Ecclesiastes 3:10
For as touching the travail and carefulness which God hath given unto men, I see that he hath given it them, to be exercised in it.