Deuteronomy 32:29

29 aIf they were wise, they would understand this;
they would bdiscern their latter end!

Proverbs 1:22

22“How long, O csimple ones, will you love being simple?
How long will dscoffers delight in their scoffing
and fools ehate knowledge?

Proverbs 8:5

5O fsimple ones, learn gprudence;
O hfools, learn sense.

Titus 3:3

3For iwe ourselves were once foolish, disobedient, led astray, slaves to various passions and pleasures, passing our days in malice and envy, hated by others and hating one another.
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