'Put to Shame' in the Bible

for if in anything I have boasted to him of you, I am not put to shame; but as we spoke all things to you in truth, so also our boasting, which we made before Titus, was found to be truth;

lest, should the Macedonians come with me, and find you unprepared, we (not to say ye) should be put to shame in respect to this confidence.

For even if I should boast still more highly of our authority, which the Lord gave us for building you up, and not pulling you down, I should not be put to shame;