'Unwise' in the Bible

Do you thus requite Yahweh, foolish people and unwise? Isn't he your father who has bought you? He has made you, and established you.

The sorrows of a travailing woman will come on him. He is an unwise son; for when it is time, he doesn't come to the opening of the womb.

Therefore watch carefully how you walk, not as unwise, but as wise;