Contradiction with Genesis 11:7-9
Contradicts the unifying theme of Isaiah 40:5 by describing the scattering and confusion of people through the division of languages at Babel.
Genesis 11:7-9: Go to, let us go down, and there confound their language, that they may not understand one another's speech.
Contradiction with Matthew 24:35
Contradicts by emphasizing the destructibility of heavens and earth, unlike Isaiah 40:5 which suggests the enduring revelation of God's glory to all flesh.
Matthew 24:35: Heaven and earth shall pass away, but my words shall not pass away.
Contradiction with John 12:40
Contradicts the clarity and revelation in Isaiah 40:5 as it describes a blindness and hardening of hearts, preventing people from seeing and understanding.
John 12:40: He hath blinded their eyes, and hardened their heart; that they should not see with [their] eyes, nor understand with [their] heart, and be converted, and I should heal them.
Contradiction with 2 Thessalonians 2:10-11
Contradicts by describing a delusion sent by God, causing people to believe a lie, whereas Isaiah 40:5 indicates a clear and visible revelation of God's glory.
2 Thessalonians 2:10-11: And with all deceivableness of unrighteousness in them that perish; because they received not the love of the truth, that they might be saved.
Contradiction with Revelation 6:15-17
Contradicts as it describes people hiding from the presence of God, in contrast to all flesh seeing God's glory together in Isaiah 40:5.
Revelation 6:15-17: And the kings of the earth, and the great men, and the rich men, and the chief captains, and the mighty men, and every bondman, and every free man, hid themselves in the dens and in the rocks of the mountains;