Contradiction with James 2:24
While 1 John 2:28 emphasizes abiding in Christ for confidence at His coming, James 2:24 points towards justification by works, which could be seen as opposing the idea of abiding by faith alone.
James 2:24: Ye see then how that by works a man is justified, and not by faith only.
Contradiction with Romans 8:1
This verse states that there is no condemnation for those in Christ, which contrasts with 1 John 2:28 that implies shame at His coming is possible even for believers.
Romans 8:1: [There is] therefore now no condemnation to them which are in Christ Jesus, who walk not after the flesh, but after the Spirit.
Contradiction with Ephesians 2:8-9
This emphasizes salvation by grace through faith alone, whereas 1 John 2:28 stresses abiding, suggesting a continuous action beyond initial faith.
Ephesians 2:8-9: For by grace are ye saved through faith; and that not of yourselves: [it is] the gift of God:
Contradiction with 1 Corinthians 15:58
Paul encourages steadfast labor in the Lord, suggesting effort and work, potentially conflicting with the passive "abide in Him" of 1 John 2:28.
1 Corinthians 15:58: Therefore, my beloved brethren, be ye stedfast, unmoveable, always abounding in the work of the Lord, forasmuch as ye know that your labour is not in vain in the Lord.
Contradiction with Galatians 3:24-25
Emphasizes the law as a tutor leading to Christ, after which no longer being under a tutor, contrasting with the continuous abiding and potentially being ashamed at Christ's coming noted in 1 John 2:28.
Galatians 3:24-25: Wherefore the law was our schoolmaster [to bring us] unto Christ, that we might be justified by faith.