Ecclesiastes 2:12

New International Version

Then I turned my thoughts to consider wisdom, and also madness and folly. What more can the king’s successor do than what has already been done?

Cross References

Ecclesiastes 1:17

Then I applied myself to the understanding of wisdom, and also of madness and folly, but I learned that this, too, is a chasing after the wind.

Ecclesiastes 3:15

Whatever is has already been, and what will be has been before; and God will call the past to account.

Ecclesiastes 7:25

So I turned my mind to understand, to investigate and to search out wisdom and the scheme of things and to understand the stupidity of wickedness and the madness of folly.