'Foolish' in the Bible

'And every one who is hearing of me these words, and is not doing them, shall be likened to a foolish man who built his house upon the sand;

and five of them were prudent, and five foolish;

they who were foolish having taken their lamps, did not take with themselves oil;

and the foolish said to the prudent, Give us of your oil, because our lamps are going out;