'Foolish Man' in the Bible

For wrath killeth the foolish man, and envy slayeth the silly one.

Arise, O God, plead thy own cause: remember how the foolish man reproacheth thee daily.

Go from the presence of a foolish man, when thou perceivest not in him the lips of knowledge.

A wise son maketh a glad father: but a foolish man despiseth his mother.

There is a treasure to be desired, and oil in the dwelling of the wise; but a foolish man spendeth it up.

If a wise man contendeth with a foolish man, whether he rageth or laugheth, there is no rest.

And every one that heareth these sayings of mine, and doeth them not, shall be likened to a foolish man, who built his house upon the sand: