Contradiction with Proverbs 4:7
Mark 4:2 talks about Jesus teaching using parables, while Proverbs 4:7 emphasizes the importance of direct wisdom and understanding.
Proverbs 4:7: Wisdom [is] the principal thing; [therefore] get wisdom: and with all thy getting get understanding.
Contradiction with John 16:25
Mark 4:2 states Jesus taught in parables, whereas in John 16:25, Jesus speaks of a time when he will speak plainly instead of using figurative language.
John 16:25: These things have I spoken unto you in proverbs: but the time cometh, when I shall no more speak unto you in proverbs, but I shall shew you plainly of the Father. [proverbs: or, parables]
Contradiction with 1 Corinthians 1:17
Mark 4:2 describes Jesus teaching in parables, while 1 Corinthians 1:17 suggests that preaching should be straightforward and not with "wisdom of words" to avoid distorting the message of Christ.
1 Corinthians 1:17: For Christ sent me not to baptize, but to preach the gospel: not with wisdom of words, lest the cross of Christ should be made of none effect. [words: or, speech]
Contradiction with 2 Corinthians 3:12
Mark 4:2 focuses on indirect teaching through parables, contrary to 2 Corinthians 3:12, where Paul speaks with great plainness of speech.
2 Corinthians 3:12: Seeing then that we have such hope, we use great plainness of speech: [plainness: or, boldness]