Contradiction with Isaiah 55:8-9
God’s ways and thoughts are higher than human understanding, whereas Isaiah 37:26 implies a clear understanding of God’s ancient works.
Isaiah 55:8-9: For my thoughts [are] not your thoughts, neither [are] your ways my ways, saith the LORD.
Contradiction with Jeremiah 18:7-10
God can change His plans for nations based on their actions, contrasting with Isaiah 37:26 where God’s works are planned long ago.
Jeremiah 18:7-10: [At what] instant I shall speak concerning a nation, and concerning a kingdom, to pluck up, and to pull down, and to destroy [it];
Contradiction with Ecclesiastes 3:11
Humans cannot fully comprehend God's works from beginning to end, contradicting the idea in Isaiah 37:26 that God’s plans are known and established.
Ecclesiastes 3:11: He hath made every [thing] beautiful in his time: also he hath set the world in their heart, so that no man can find out the work that God maketh from the beginning to the end.
Contradiction with Numbers 23:19
God does not change His mind, which can contradict the notion of Isaiah 37:26 where the execution of long-laid plans implies potential flexibility and operational adaptiveness.
Numbers 23:19: God [is] not a man, that he should lie; neither the son of man, that he should repent: hath he said, and shall he not do [it]? or hath he spoken, and shall he not make it good?