Contradiction with Isaiah 40:8
While Psalms 102:12 emphasizes the eternal nature of God, Isaiah 40:8 shares this idea rather than contradicting it, speaking of the enduring word of God, illustrating consistency rather than contradiction.
Isaiah 40:8: The grass withereth, the flower fadeth: but the word of our God shall stand for ever.
Contradiction with Job 14:1-2
In contrast to Psalms 102:12's focus on the eternal, these verses emphasize the fleeting nature of human life, indirectly highlighting the distinct and unchanging nature of God against human transience.
Job 14:1-2: Man [that is] born of a woman [is] of few days, and full of trouble. [few...: Heb. short of days]