'Foolish' in the Bible

“Do you thus repay the Lord,O foolish and unwise people?Is not He your Father who has bought you?He has made you and established you.

‘They have made Me jealous with what is not God;They have provoked Me to anger with their idols.So I will make them jealous with those who are not a people;I will provoke them to anger with a foolish nation,

But when David returned to bless his household, Michal the daughter of Saul came out to meet David and said, “How the king of Israel distinguished himself today! He uncovered himself today in the eyes of his servants’ maids as one of the foolish ones shamelessly uncovers himself!”

But he said to her, “You speak as one of the foolish women speaks. Shall we indeed accept good from God and not accept adversity?” In all this Job did not sin with his lips.

“For anger slays the foolish man,And jealousy kills the simple.

“I have seen the foolish taking root,And I cursed his abode immediately.

“Deliver me from all my transgressions;Make me not the reproach of the foolish.

This is the way of those who are foolish,And of those after them who approve their words. Selah.

Remember this, O Lord, that the enemy has reviled,And a foolish people has spurned Your name.

Arise, O God, and plead Your own cause;Remember how the foolish man reproaches You all day long.

The proverbs of Solomon.A wise son makes a father glad,But a foolish son is a grief to his mother.

Wise men store up knowledge,But with the mouth of the foolish, ruin is at hand.

He who troubles his own house will inherit wind,And the foolish will be servant to the wisehearted.

The wise woman builds her house,But the foolish tears it down with her own hands.

In the mouth of the foolish is a rod for his back,But the lips of the wise will protect them.

A wise son makes a father glad,But a foolish man despises his mother.

A foolish son is a grief to his fatherAnd bitterness to her who bore him.

A foolish son is destruction to his father,And the contentions of a wife are a constant dripping.

There is precious treasure and oil in the dwelling of the wise,But a foolish man swallows it up.

When a wise man has a controversy with a foolish man,The foolish man either rages or laughs, and there is no rest.

If you have been foolish in exalting yourselfOr if you have plotted evil, put your hand on your mouth.

A poor yet wise lad is better than an old and foolish king who no longer knows how to receive instruction.

A wise man’s heart directs him toward the right, but the foolish man’s heart directs him toward the left.

“For My people are foolish,They know Me not;They are stupid childrenAnd have no understanding.They are shrewd to do evil,But to do good they do not know.”

Then I said, “They are only the poor,They are foolish;For they do not know the way of the LordOr the ordinance of their God.

‘Now hear this, O foolish and senseless people,Who have eyes but do not see;Who have ears but do not hear.

But they are altogether stupid and foolishIn their discipline of delusion—their idol is wood!

Your prophets have seen for youFalse and foolish visions;And they have not exposed your iniquitySo as to restore you from captivity,But they have seen for you false and misleading oracles.

Thus says the Lord God, “Woe to the foolish prophets who are following their own spirit and have seen nothing.

The Lord said to me, “Take again for yourself the equipment of a foolish shepherd.