Contradiction with Psalms 103:17
While Psalms 89:46 questions the length of God’s wrath, Psalms 103:17 emphasizes the everlasting nature of God's mercy.
Psalms 103:17: But the mercy of the LORD [is] from everlasting to everlasting upon them that fear him, and his righteousness unto children's children;
Contradiction with Lamentations 3:22-23
Psalms 89:46 speaks of enduring wrath, but these verses highlight God’s unending mercies and daily renewal.
Lamentations 3:22-23: [It is of] the LORD'S mercies that we are not consumed, because his compassions fail not.
Contradiction with Isaiah 54:8
The verse in Psalms describes prolonged wrath, whereas Isaiah 54:8 speaks of brief anger followed by everlasting kindness.
Isaiah 54:8: In a little wrath I hid my face from thee for a moment; but with everlasting kindness will I have mercy on thee, saith the LORD thy Redeemer.
Contradiction with Isaiah 40:28
While Psalms 89:46 suggests God may forget or delay, Isaiah 40:28 assures that God does not faint or grow weary.
Isaiah 40:28: Hast thou not known? hast thou not heard, [that] the everlasting God, the LORD, the Creator of the ends of the earth, fainteth not, neither is weary? [there is] no searching of his understanding.
Contradiction with James 1:17
In contrast to perceived God’s change or forgetting in Psalms 89:46, James claims God is unchanging and always good.
James 1:17: Every good gift and every perfect gift is from above, and cometh down from the Father of lights, with whom is no variableness, neither shadow of turning.