'Blush' in the Bible

for fear that, if any Macedonians come with me and find you unprepared, we--not to say you yourselves--should be put to the blush in respect to this confidence.

So do not be ashamed to testify about our Lord or about me His prisoner, but with me take your share of suffering for the gospel [continue to preach regardless of the circumstances], in accordance with the power of God [for His power is invincible],