Contradiction with Exodus 34:7
This verse speaks of visiting the iniquity of the fathers upon the children, which contradicts the mercy of the Lord emphasized in Psalms 117:2.
Exodus 34:7: Keeping mercy for thousands, forgiving iniquity and transgression and sin, and that will by no means clear [the guilty]; visiting the iniquity of the fathers upon the children, and upon the children's children, unto the third and to the fourth [generation].
Contradiction with Matthew 10:34
Jesus stating He did not come to bring peace but a sword contradicts the truth of God's unwavering kindness mentioned in Psalms 117:2.
Matthew 10:34: Think not that I am come to send peace on earth: I came not to send peace, but a sword.
Contradiction with Ecclesiastes 8:14
Describes a righteous man suffering despite doing good, which can contradict the merciful kindness of the Lord portrayed in Psalms 117:2.
Ecclesiastes 8:14: There is a vanity which is done upon the earth; that there be just [men], unto whom it happeneth according to the work of the wicked; again, there be wicked [men], to whom it happeneth according to the work of the righteous: I said that this also [is] vanity.
Contradiction with Isaiah 47:6
God showing no mercy to His people contradicts the mercy element in Psalms 117:2.
Isaiah 47:6: I was wroth with my people, I have polluted mine inheritance, and given them into thine hand: thou didst shew them no mercy; upon the ancient hast thou very heavily laid thy yoke.
Contradiction with Jeremiah 13:14
God promises to destroy without pity or mercy, directly opposing the merciful kindness mentioned in Psalms 117:2.
Jeremiah 13:14: And I will dash them one against another, even the fathers and the sons together, saith the LORD: I will not pity, nor spare, nor have mercy, but destroy them. [one...: Heb. a man against his brother] [but...: Heb. from destroying them]
Contradiction with Hosea 9:15
God shows disfavor and withholds love and mercy, which contradicts the unfailing truth and kindness highlighted in Psalms 117:2.
Hosea 9:15: All their wickedness [is] in Gilgal: for there I hated them: for the wickedness of their doings I will drive them out of mine house, I will love them no more: all their princes [are] revolters.