'Unwise' in the Bible

He said to them, “How unwise and slow you are to believe in your hearts all that the prophets have spoken!

So then, because these things may not be doubted, it would be better for you to be quiet, and do nothing unwise.

I am debtor both to the Greeks, and to the Barbarians; both to the wise, and to the unwise.

unwise! thou -- what thou dost sow is not quickened except it may die;

Pay careful attention, then, to how you walk—not as unwise people but as wise—

Wherefore be ye not unwise, but understanding what the will of the Lord is.

But those who desire to be rich fall into temptation and a snare, and many unwise and hurtful lusts, which plunge men into destruction and ruin.