Contradiction with Proverbs 26:4
Advises not to answer a fool, which contrasts with Ecclesiastes 10:11 suggesting the importance of addressing issues wisely.
Proverbs 26:4: Answer not a fool according to his folly, lest thou also be like unto him.
Contradiction with Proverbs 18:21
States that death and life are in the power of the tongue, indicating the tongue's power contradicts the futility implied in Ecclesiastes 10:11.
Proverbs 18:21: Death and life [are] in the power of the tongue: and they that love it shall eat the fruit thereof.
Contradiction with James 3:8
Describes the tongue as untamable and full of deadly poison, differing from Ecclesiastes 10:11's suggestion that speech can prevent harm.
James 3:8: But the tongue can no man tame; [it is] an unruly evil, full of deadly poison.