Contradiction with Proverbs 16:18
Nehemiah 12:31 describes a triumphal procession, while Proverbs 16:18 warns that pride or a high spirit leads to destruction and a fall, which contrasts with celebrating successes.
Proverbs 16:18: Pride [goeth] before destruction, and an haughty spirit before a fall.
Contradiction with Matthew 6:1
Nehemiah 12:31 depicts a public celebration, whereas Matthew 6:1 advises against performing acts of righteousness publicly to be seen by others.
Matthew 6:1: Take heed that ye do not your alms before men, to be seen of them: otherwise ye have no reward of your Father which is in heaven. [alms: or, righteousness] [of your: or, with your]
Contradiction with James 4:6
Nehemiah 12:31 involves a grand procession, yet James 4:6 emphasizes humility over exaltation, opposing any impression of self-glorification.
James 4:6: But he giveth more grace. Wherefore he saith, God resisteth the proud, but giveth grace unto the humble.