Contradiction with Ecclesiastes 3:1-2
This passage suggests there is a time to be born and a time to die, which can be seen as contradicting the ideal of perpetual praise through all stages of life mentioned in Psalms 148:12.
Ecclesiastes 3:1-2: To every [thing there is] a season, and a time to every purpose under the heaven:
Contradiction with Isaiah 55:8-9
These verses highlight God's thoughts and ways being higher than ours, which might contradict the idea of people of all ages having the capacity to perpetually praise God as in Psalms 148:12.
Isaiah 55:8-9: For my thoughts [are] not your thoughts, neither [are] your ways my ways, saith the LORD.
Contradiction with Romans 3:23
This verse states that all have sinned and fall short of the glory of God, which could conflict with the call for all to praise God, as in Psalms 148:12, because of human imperfection.
Romans 3:23: For all have sinned, and come short of the glory of God;
Contradiction with Job 14:1
This verse describes human life as full of trouble, which contrasts with the affirmative command for youthful and aging people alike to engage in praise in Psalms 148:12.
Job 14:1: Man [that is] born of a woman [is] of few days, and full of trouble. [few...: Heb. short of days]
Contradiction with Jeremiah 17:9
This scripture comments on the deceitfulness of the human heart, which might provide a counterpoint to the notion of universal praise found in Psalms 148:12.
Jeremiah 17:9: The heart [is] deceitful above all [things], and desperately wicked: who can know it?