Ecclesiastes 6:7

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

Proverbs 16:26

The appetite of the labourer laboureth for him, for his mouth urgeth him on.

Genesis 3:17-19

And to Adam he said, Because thou hast hearkened to the voice of thy wife, and eaten of the tree of which I commanded thee saying, Thou shalt not eat of it: cursed be the ground on thy account; with toil shalt thou eat of it all the days of thy life;

Ecclesiastes 5:10

He that loveth silver shall not be satisfied with silver, nor he that loveth abundance with increase. This also is vanity.

Ecclesiastes 6:3

If a man beget a hundred sons, and live many years, so that the days of his years be many, but his soul be not filled with good, and also he have no burial, I say an untimely birth is better than he.

Matthew 6:25

For this cause I say unto you, Do not be careful about your life, what ye should eat and what ye should drink; nor for your body what ye should put on. Is not the life more than food, and the body than raiment?

Luke 12:19

and I will say to my soul, Soul, thou hast much good things laid by for many years; repose thyself, eat, drink, be merry.

John 6:27

Work not for the food which perishes, but for the food which abides unto life eternal, which the Son of man shall give to you; for him has the Father sealed, even God.

1 Timothy 6:6-8

But piety 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 thou hast hearkened to the voice of thy wife, and eaten of the tree of which I commanded thee saying, Thou shalt not eat of it: cursed be the ground on thy account; with toil shalt thou eat of it all the days of thy life;
Proverbs 16:26
The appetite of the labourer laboureth for him, for his mouth urgeth him on.
Matthew 6:25
For this cause I say unto you, Do not be careful about your life, what ye should eat and what ye should drink; nor for your body what ye should put on. Is not the life more than food, and the body than raiment?
John 6:27
Work not for the food which perishes, but for the food which abides unto life eternal, which the Son of man shall give to you; for him has the Father sealed, even God.
1 Timothy 6:6
But piety with contentment is great gain.

Appetite

Ecclesiastes 6:3
If a man beget a hundred sons, and live many years, so that the days of his years be many, but his soul be not filled with good, and also he have no burial, I say an untimely birth is better than he.
Ecclesiastes 5:10
He that loveth silver shall not be satisfied with silver, nor he that loveth abundance with increase. This also is vanity.
Luke 12:19
and I will say to my soul, Soul, thou hast much good things laid by for many years; repose thyself, eat, drink, be merry.