Ecclesiastes 6:7

All the labor of man is for his mouth, and yet the appetite is not filled.

Proverbs 16:26

He who labors works for himself, for his mouth craves it from him.

Genesis 3:17-19

And to Adam He said, Because you have listened to the voice of your wife and have eaten of the tree, of which I commanded you, saying, You shall not eat of it! The ground is cursed for your sake. In pain shall you eat of it all the days of your life.

Ecclesiastes 5:10

He who loves silver shall not be satisfied with silver, and he who loves abundance not with gain. This is also vanity.

Ecclesiastes 6:3

If a man fathers a hundred, and lives many years, so that the days of his years are many, and his soul is not filled with good, and also is for him no burial; I say, a miscarriage is better than he.

Matthew 6:25

Therefore I say to you, Do not be anxious for your life, what you shall eat, or what you shall drink; nor for your body, what you shall put on. Is not life more than food, and the body more than clothing?

Luke 12:19

And I will say to my soul, Soul, you have many goods laid up for many years. Take your ease, eat drink and be merry.

John 6:27

Do not labor for the food that perishes, but for that food which endures to everlasting life, which the Son of Man will give you. For God the Father sealed Him.

1 Timothy 6:6-8

But godliness with contentment is great gain.

Treasury of Scripture Knowledge

Summary

All the labour of man is for his mouth, and yet the appetite is not filled.

Bible References

The labour

Genesis 3:17
And to Adam He said, Because you have listened to the voice of your wife and have eaten of the tree, of which I commanded you, saying, You shall not eat of it! The ground is cursed for your sake. In pain shall you eat of it all the days of your life.
Proverbs 16:26
He who labors works for himself, for his mouth craves it from him.
Matthew 6:25
Therefore I say to you, Do not be anxious for your life, what you shall eat, or what you shall drink; nor for your body, what you shall put on. Is not life more than food, and the body more than clothing?
John 6:27
Do not labor for the food that perishes, but for that food which endures to everlasting life, which the Son of Man will give you. For God the Father sealed Him.
1 Timothy 6:6
But godliness with contentment is great gain.

Appetite

Ecclesiastes 6:3
If a man fathers a hundred, and lives many years, so that the days of his years are many, and his soul is not filled with good, and also is for him no burial; I say, a miscarriage is better than he.
Ecclesiastes 5:10
He who loves silver shall not be satisfied with silver, and he who loves abundance not with gain. This is also vanity.
Luke 12:19
And I will say to my soul, Soul, you have many goods laid up for many years. Take your ease, eat drink and be merry.