Contradiction with Psalms 13:1
Psalms 13:1 expresses a sense of abandonment by God, which contradicts the assurance of strength and peace given by God in Psalms 29:11.
Psalms 13:1: [To the chief Musician, A Psalm of David.] How long wilt thou forget me, O LORD? for ever? how long wilt thou hide thy face from me? [chief...: or, overseer]
Contradiction with Isaiah 57:21
Isaiah 57:21 states that there is no peace for the wicked, contradicting the promise of peace in Psalms 29:11.
Isaiah 57:21: [There is] no peace, saith my God, to the wicked.
Contradiction with Lamentations 3:17
Lamentations 3:17 speaks of being deprived of peace, in contrast to the bestowal of peace mentioned in Psalms 29:11.
Lamentations 3:17: And thou hast removed my soul far off from peace: I forgat prosperity. [prosperity: Heb. good]
Contradiction with Job 30:26
Job 30:26 mentions seeking good but receiving evil, and waiting for light but encountering darkness, contradicting the positive assurances in Psalms 29:11.
Job 30:26: When I looked for good, then evil came [unto me]: and when I waited for light, there came darkness.