Contradiction with Psalm 127:1
Nehemiah 3:26 describes specific human efforts in building, while Psalm 127:1 suggests that without God's involvement, such efforts are in vain.
Psalm 127:1: [A Song of degrees for Solomon.] Except the LORD build the house, they labour in vain that build it: except the LORD keep the city, the watchman waketh [but] in vain. [for...: or, of Solomon] [that...: Heb. that are builders of it in it]
Contradiction with Ecclesiastes 9:11
Nehemiah 3:26 details the assigned purposeful work, but Ecclesiastes 9:11 emphasizes the role of time and chance over human effort.
Ecclesiastes 9:11: I returned, and saw under the sun, that the race [is] not to the swift, nor the battle to the strong, neither yet bread to the wise, nor yet riches to men of understanding, nor yet favour to men of skill; but time and chance happeneth to them all.
Contradiction with Matthew 6:19-20
Nehemiah 3:26 focuses on earthly construction, whereas Matthew 6:19-20 advises against storing treasures on earth, implying that spiritual pursuits are superior.
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: