Contradiction with Matthew 7:7
This verse encourages seekers to pursue their desires, while John 6:25 implies people are seeking for the wrong reasons.
Matthew 7:7: Ask, and it shall be given you; seek, and ye shall find; knock, and it shall be opened unto you:
Contradiction with 1 Samuel 16:7
This verse emphasizes God looking at the heart/intentions, potentially contradicting the implication in John 6:25 regarding insincere seeking.
1 Samuel 16:7: But the LORD said unto Samuel, Look not on his countenance, or on the height of his stature; because I have refused him: for [the LORD seeth] not as man seeth; for man looketh on the outward appearance, but the LORD looketh on the heart. [outward...: Heb. eyes]
Contradiction with James 4:3
This verse says prayers aren't answered due to wrong motives, contrasting with John 6:25 where seeking still leads to interaction with Jesus.
James 4:3: Ye ask, and receive not, because ye ask amiss, that ye may consume [it] upon your lusts. [lusts: or, pleasures]