Ecclesiastes 2:23

For all his days are but'sorrows, and his travail is grief; yea, even in the night his heart taketh no rest. This also is vanity.

Job 5:7

But man is born unto trouble, As the sparks fly upward.

Job 14:1

Man, that is born of a woman, Is of few days, and full of trouble.

Psalm 127:2

It is vain for you to rise up early, To take rest late, To eat the bread of toil; For'so he giveth unto his beloved sleep.

Genesis 47:9

And Jacob said unto Pharaoh, The days of the years of my pilgrimage are a hundred and thirty years: few and evil have been the days of the years of my life, and they have not attained unto the days of the years of the life of my fathers in the days of their pilgrimage.

Esther 6:1

On that night could not the king sleep; and he commanded to bring the book of records of the chronicles, and they were read before the king.

Job 7:13-14

When I say, My bed shall comfort me, My couch shall ease my complaint;

Psalm 6:6-7

I am weary with my groaning; Every night make I my bed to swim; I water my couch with my tears.

Psalm 32:4

For day and night thy hand was heavy upon me: My moisture was changed as with the drought of summer. Selah

Psalm 77:2-4

In the day of my trouble I sought the Lord: My hand was stretched out in the night, and slacked not; My soul refused to be comforted.

Psalm 90:7-10

For we are consumed in thine anger, And in thy wrath are we troubled.

Psalm 90:15

Make us glad according to the days wherein thou hast afflicted us, And the years wherein we have seen evil.

Ecclesiastes 1:18

For in much wisdom is much grief; and he that increaseth knowledge increaseth sorrow.

Ecclesiastes 5:12

The sleep of a laboring man is sweet, whether he eat little or much; but the fulness of the rich will not suffer him to sleep.

Daniel 6:18

Then the king went to his palace, and passed the night fasting; neither were instruments of music brought before him: and his sleep fled from him.

Acts 14:22

confirming the souls of the disciples, exhorting them to continue in the faith, and that through many tribulations we must enter into the kingdom of God.

Treasury of Scripture Knowledge

Summary

For all his days are sorrows, and his travail grief; yea, his heart taketh not rest in the night. This is also vanity.

General references

Bible References

His heart

Ecclesiastes 5:12
The sleep of a laboring man is sweet, whether he eat little or much; but the fulness of the rich will not suffer him to sleep.
Esther 6:1
On that night could not the king sleep; and he commanded to bring the book of records of the chronicles, and they were read before the king.
Job 7:13
When I say, My bed shall comfort me, My couch shall ease my complaint;
Psalm 6:6
I am weary with my groaning; Every night make I my bed to swim; I water my couch with my tears.
Psalm 32:4
For day and night thy hand was heavy upon me: My moisture was changed as with the drought of summer. Selah
Psalm 77:2
In the day of my trouble I sought the Lord: My hand was stretched out in the night, and slacked not; My soul refused to be comforted.
Daniel 6:18
Then the king went to his palace, and passed the night fasting; neither were instruments of music brought before him: and his sleep fled from him.
Acts 14:22
confirming the souls of the disciples, exhorting them to continue in the faith, and that through many tribulations we must enter into the kingdom of God.

General references

Ecclesiastes 1:2
Vanity of vanities, saith the Preacher; vanity of vanities, all is vanity.
Ecclesiastes 3:9
What profit hath he that worketh in that wherein he laboreth?

American Standard Version Public Domain