'Confidence' in the Bible

having confidence of this very thing, that he who has begun in you a good work will complete it unto Jesus Christ's day:

It is right for me to feel this way about you, because [you have me in your heart as] I have you in my heart, since both in my imprisonment and in the defense and confirmation of the good news [regarding salvation], all of you share in [His matchless] grace with me.

Most of the brothers in the Lord have gained confidence from my imprisonment and dare even more to speak the message fearlessly.

And having this confidence, I know that I shall abide and continue with you all for your furtherance and joy of faith;

so that, because of me, your confidence may grow in Christ Jesus when I come to you again.

For we are the circumcision, which worship God in the spirit, and rejoice in Christ Jesus, and have no confidence in the flesh.

Though I might also have confidence in the flesh. If any other man thinketh that he hath whereof he might trust in the flesh, I more: