'Foolishly' in the Bible

Then Aaron said to Moses, O my lord, let not our sin be on our heads, for we have done foolishly and are sinners.

And after the people had been numbered, David's heart was troubled. And David said to the Lord, Great has been my sin in doing this; but now, O Lord, be pleased to take away the sin of your servant, for I have done very foolishly

Then David said to God, Great has been my sin in doing this; but now, be pleased to take away the sin of your servant, for I have done very foolishly.

For the eyes of the Lord go this way and that, through all the earth, letting it be seen that he is the strong support of those whose hearts are true to him. In this you have done foolishly, for from now you will have wars.

It is better to come face to face with a bear whose young ones have been taken away than with a foolish man acting foolishly.

If you have done foolishly in lifting yourself up, or if you have had evil designs, put your hand over your mouth.

Are they servants of Christ? (I am talking foolishly) I am more so; I have had more experience of hard work, of prisons, of blows more than measure, of death.

Let no man take your reward from you by consciously making little of himself and giving worship to angels; having his thoughts fixed on the things which he has seen, being foolishly lifted up in his natural mind,

And they get into the way of doing no work, going about from house to house; and not only doing no work, but talking foolishly, being over-interested in the business of others, saying things which they have no right to say.