Contradiction with Proverbs 30:5
Proverbs 30:5 says every word of God is pure, which suggests consistency and uniformity, in contrast to Ecclesiastes 12:10 which implies careful seeking for acceptable words, indicating variability.
Proverbs 30:5: Every word of God [is] pure: he [is] a shield unto them that put their trust in him. [pure: Heb. purified]
Contradiction with James 3:17
James 3:17 describes wisdom from above as pure, peaceable, and without hypocrisy, contrasting with the notion of needing to find acceptable words through searching, as mentioned in Ecclesiastes 12:10.
James 3:17: But the wisdom that is from above is first pure, then peaceable, gentle, [and] easy to be intreated, full of mercy and good fruits, without partiality, and without hypocrisy. [partiality: or, wrangling]
Contradiction with 2 Timothy 3:16
This verse states that all scripture is profitable for teaching and correcting, which contrasts with Ecclesiastes 12:10, where it speaks of seeking acceptable words, suggesting not all words are inherently beneficial.
2 Timothy 3:16: All scripture [is] given by inspiration of God, and [is] profitable for doctrine, for reproof, for correction, for instruction in righteousness:
Contradiction with Hebrews 4:12
Hebrews 4:12 describes the Word of God as living and active, which conflicts with the need to find or arrange acceptable words mentioned in Ecclesiastes 12:10.
Hebrews 4:12: For the word of God [is] quick, and powerful, and sharper than any twoedged sword, piercing even to the dividing asunder of soul and spirit, and of the joints and marrow, and [is] a discerner of the thoughts and intents of the heart.