'Carefully' in the Bible

A simple man believes everything, but the prudent man carefully considers his ways.

What will I say? He has both spoken to me, and himself has done it. I will walk carefully all my years because of the anguish of my soul.

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

looking carefully lest there be any man who falls short of the grace of God; lest any root of bitterness springing up trouble you, and many be defiled by it;