Contradiction with Ecclesiastes 9:5
This verse suggests the dead know nothing, potentially contradicting the confident assurance of a future hope expressed in 2 Timothy 1:12.
Ecclesiastes 9:5: For the living know that they shall die: but the dead know not any thing, neither have they any more a reward; for the memory of them is forgotten.
Contradiction with Matthew 7:21-23
Jesus states that not everyone calling Him "Lord" will enter the kingdom, which contrasts with the certainty of salvation expressed in 2 Timothy 1:12.
Matthew 7:21-23: Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of heaven; but he that doeth the will of my Father which is in heaven.
Contradiction with Hebrews 6:4-6
Warns about the impossibility of renewal for those who fall away, contrasting with the assurance of being "kept" in 2 Timothy 1:12.
Hebrews 6:4-6: For [it is] impossible for those who were once enlightened, and have tasted of the heavenly gift, and were made partakers of the Holy Ghost,
Contradiction with James 2:24
Emphasizes justification by works, which contrasts with 2 Timothy 1:12's focus on faith and trust.
James 2:24: Ye see then how that by works a man is justified, and not by faith only.
Contradiction with Romans 11:20-22
Warns believers can be cut off, which contradicts Paul's certainty in God's keeping power in 2 Timothy 1:12.
Romans 11:20-22: Well; because of unbelief they were broken off, and thou standest by faith. Be not highminded, but fear:
Contradiction with 1 Corinthians 10:12
Advises caution to not fall, potentially contradicting the assurance of being kept mentioned in 2 Timothy 1:12.
1 Corinthians 10:12: Wherefore let him that thinketh he standeth take heed lest he fall.
Contradiction with Galatians 5:4
Speaks of falling from grace, which contrasts with the confidence of preservation in 2 Timothy 1:12.
Galatians 5:4: Christ is become of no effect unto you, whosoever of you are justified by the law; ye are fallen from grace.
Contradiction with 2 Peter 2:20-21
Describes those who turn from righteousness as being worse off, not aligning with the assurance in 2 Timothy 1:12.
2 Peter 2:20-21: For if after they have escaped the pollutions of the world through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled therein, and overcome, the latter end is worse with them than the beginning.