Ecclesiastes 2:23

For all his days are sorrows, and his travail vexation: even in the night his heart taketh no rest. This also is vanity.

Job 5:7

For man is born to trouble, as the sparks fly upwards.

Job 14:1

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

Psalm 127:2

It is vain for you to rise up early, to lie down late, to eat the bread of sorrows: so to his beloved one he giveth sleep.

Genesis 47:9

And Jacob said to Pharaoh, The days of the years of my sojourning are a hundred and thirty years. Few and evil have been the days of the years of my life, and they do not attain to the days of the years of the life of my fathers, in the days of their sojourning.

Esther 6:1

On that night sleep fled from the king. 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 wearied with my groaning; all the night make I my bed to swim; I dissolve my couch with my tears.

Psalm 32:4

For day and night thy hand was heavy upon me; my moisture was turned into 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 by thine anger, and by thy fury are we troubled.

Psalm 90:15

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

Ecclesiastes 1:18

For in much wisdom is much vexation, and he that increaseth knowledge increaseth sorrow.

Ecclesiastes 5:12

The sleep of the labourer is sweet, whether he have eaten little or much; but the fulness of the rich doth not suffer him to sleep.

Daniel 6:18

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

Acts 14:22

establishing the souls of the disciples, exhorting them to abide 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 the labourer is sweet, whether he have eaten little or much; but the fulness of the rich doth not suffer him to sleep.
Esther 6:1
On that night sleep fled from the king. 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 wearied with my groaning; all the night make I my bed to swim; I dissolve my couch with my tears.
Psalm 32:4
For day and night thy hand was heavy upon me; my moisture was turned into 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 concubines brought before him; and his sleep fled from him.
Acts 14:22
establishing the souls of the disciples, exhorting them to abide 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 from that wherein he laboureth?