Contradiction with Genesis 11:4
While Psalms 90:17 invokes God's favor in establishing human work, Genesis 11:4 shows human ambition to build the Tower of Babel apart from God's blessing, leading to confusion.
Genesis 11:4: And they said, Go to, let us build us a city and a tower, whose top [may reach] unto heaven; and let us make us a name, lest we be scattered abroad upon the face of the whole earth.
Contradiction with Ecclesiastes 1:14
Psalms 90:17 seeks divine establishment of work, but Ecclesiastes 1:14 sees all human endeavors as vain under the sun.
Ecclesiastes 1:14: I have seen all the works that are done under the sun; and, behold, all [is] vanity and vexation of spirit.
Contradiction with Isaiah 64:6
Psalms 90:17 expresses a desire for God's favor on our efforts, whereas Isaiah 64:6 states that all righteousness is as filthy rags without God's grace.
Isaiah 64:6: But we are all as an unclean [thing], and all our righteousnesses [are] as filthy rags; and we all do fade as a leaf; and our iniquities, like the wind, have taken us away.
Contradiction with Matthew 6:19-20
Psalms 90:17 calls for God's establishment of our earthly work, but Matthew 6:19-20 urges storing treasures in heaven, not focusing on earthly endeavors.
Matthew 6:19-20: Lay not up for yourselves treasures upon earth, where moth and rust doth corrupt, and where thieves break through and steal:
Contradiction with James 4:13-15
Psalms 90:17 asks for divine confirmation of our plans, yet James 4:13-15 warns against boasting about tomorrow without acknowledging God's will.
James 4:13-15: Go to now, ye that say, To day or to morrow we will go into such a city, and continue there a year, and buy and sell, and get gain: