Contradiction with 1 Corinthians 6:19
Romans 8:9 emphasizes the Spirit of God dwelling in believers, whereas 1 Corinthians 6:19 states that the body is the temple of the Holy Ghost, suggesting a more physical indwelling than a spiritual one.
1 Corinthians 6:19: What? know ye not that your body is the temple of the Holy Ghost [which is] in you, which ye have of God, and ye are not your own?
Contradiction with James 3:9-10
Romans 8:9 points to the Spirit of God being essential to belonging to Christ, while James 3:9-10 acknowledges that those with the Spirit can still speak ill, implying imperfection in those whom the Spirit indwells.
James 3:9-10: Therewith bless we God, even the Father; and therewith curse we men, which are made after the similitude of God.
Contradiction with Galatians 5:16-17
Romans 8:9 suggests a clear distinction between those who have the Spirit and those who do not, while Galatians 5:16-17 describes an ongoing conflict between the Spirit and the flesh even in believers.
Galatians 5:16-17: [This] I say then, Walk in the Spirit, and ye shall not fulfil the lust of the flesh. [ye...: or, fulfil not]
Contradiction with 1 John 3:6
Romans 8:9 indicates those with the Spirit belong to Christ, whereas 1 John 3:6 insists those who abide in Christ do not continue sinning, yet many believers admit to ongoing sin.
1 John 3:6: Whosoever abideth in him sinneth not: whosoever sinneth hath not seen him, neither known him.
Contradiction with Matthew 7:21-23
Romans 8:9 asserts those with the Spirit belong to Christ, but Matthew 7:21-23 warns that not all who claim Christ, even those prophesying and doing works in His name, truly belong to Him.
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
While Romans 8:9 focuses on the presence of the Spirit as a sign of belonging to Christ, Hebrews 6:4-6 describes those who have experienced the Spirit and still fall away, raising questions on the permanence of such belonging.
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 2 Corinthians 13:5
Romans 8:9 suggests those with the Spirit are Christ's, but 2 Corinthians 13:5 urges believers to continually examine themselves to see if they are in the faith, implying uncertainty.
2 Corinthians 13:5: Examine yourselves, whether ye be in the faith; prove your own selves. Know ye not your own selves, how that Jesus Christ is in you, except ye be reprobates?
Contradiction with John 14:17
Romans 8:9 emphasizes the Spirit dwelling in believers as proof they belong to Christ, contrasting with John 14:17, which notes the world cannot accept or see the Spirit, yet the Spirit is also said to dwell in believers.
John 14:17: [Even] the Spirit of truth; whom the world cannot receive, because it seeth him not, neither knoweth him: but ye know him; for he dwelleth with you, and shall be in you.