Contradiction with Proverbs 12:22
Job 6:30 suggests that Job's speech is devoid of iniquity, whereas Proverbs 12:22 states that lying lips are an abomination to the Lord, implying a different perspective on truthful speech.
Proverbs 12:22: Lying lips [are] abomination to the LORD: but they that deal truly [are] his delight.
Contradiction with Psalm 34:13
While Job 6:30 asserts no wrongdoing in Job's tongue, Psalm 34:13 advises to keep your tongue from evil, suggesting a preventative measure against potential deception.
Psalm 34:13: Keep thy tongue from evil, and thy lips from speaking guile.
Contradiction with James 3:8
Job 6:30 implies control over his speech, yet James 3:8 claims no man can tame the tongue, indicating the inherent difficulty in managing one's words.
James 3:8: But the tongue can no man tame; [it is] an unruly evil, full of deadly poison.
Contradiction with Matthew 12:36
Job 6:30 implies justification of his words, but Matthew 12:36 warns that every idle word must be accounted for in judgment, providing a broader accountability.
Matthew 12:36: But I say unto you, That every idle word that men shall speak, they shall give account thereof in the day of judgment.
Contradiction with Proverbs 21:23
Job 6:30 indicates innocence in his speech, contrasting with Proverbs 21:23, which speaks to guarding one's mouth to avoid trouble, hinting at inherent risk in speech.
Proverbs 21:23: Whoso keepeth his mouth and his tongue keepeth his soul from troubles.