'Confidently' in the Bible

And after the space of about one hour another confidently affirmed, saying, Of a truth this man also was with him; for he is a Galilaean.

And they said unto her, Thou art mad. But she confidently affirmed that it was even so. And they said, It is his angel.

desiring to be teachers of the law, though they understand neither what they say, nor whereof they confidently affirm.

Faithful is the saying, and concerning these things I desire that thou affirm confidently, to the end that they who have believed God may be careful to maintain good works. These things are good and profitable unto men: