Ecclesiastes 6:11

For there are many things multiplying vanity; what advantage is to man?

Psalm 73:6

Therefore hath pride encircled them, Violence covereth them as a dress.

Ecclesiastes 1:6-9

Going unto the south, and turning round unto the north, turning round, turning round, the wind is going, and by its circuits the wind hath returned.

Ecclesiastes 1:17-18

And I give my heart to know wisdom, and to know madness and folly: I have known that even this is vexation of spirit;

I have sought in my heart to draw out with wine my appetite, (and my heart leading in wisdom), and to take hold on folly till that I see where is this -- the good to the sons of man of that which they do under the heavens, the number of the days of their lives.

Ecclesiastes 3:19

For an event is to the sons of man, and an event is to the beasts, even one event is to them; as the death of this, so is the death of that; and one spirit is to all, and the advantage of man above the beast is nothing, for the whole is vanity.

Ecclesiastes 4:1-4

And I have turned, and I see all the oppressions that are done under the sun, and lo, the tear of the oppressed, and they have no comforter; and at the hand of their oppressors is power, and they have no comforter.

Ecclesiastes 4:8

There is one, and there is not a second; even son or brother he hath not, and there is no end to all his labour! His eye also is not satisfied with riches, and he saith not, 'For whom am I labouring and bereaving my soul of good?' This also is vanity, it is a sad travail.

Ecclesiastes 6:11