Contradiction with Ecclesiastes 1:11
While Psalms 105:5 encourages remembering God's works, Ecclesiastes 1:11 suggests no remembrance of former things.
Ecclesiastes 1:11: [There is] no remembrance of former [things]; neither shall there be [any] remembrance of [things] that are to come with [those] that shall come after.
Contradiction with Isaiah 43:18
This verse advises forgetting the former things, contradicting the call to remembrance in Psalms 105:5.
Isaiah 43:18: Remember ye not the former things, neither consider the things of old.
Contradiction with Philippians 3:13
Paul speaks of forgetting what is behind, which contrasts with the instruction in Psalms 105:5 to remember past wonders.
Philippians 3:13: Brethren, I count not myself to have apprehended: but [this] one thing [I do], forgetting those things which are behind, and reaching forth unto those things which are before,