In 1 Corinthians 1:15, Paul clarifies he baptized few to prevent claims of baptism in his name — the immediate context of his rhetorical questions.

1 Corinthians 6:20 states you were bought with a price, directly connecting to the crucifixion question here — Christ's death purchases believers.

In 1 Corinthians 10:2, baptism 'into Moses' prefigures baptism into Christ — contrasting with baptism into Paul's name.

Titus 2:14 says Christ gave himself to redeem us — reinforcing that Christ, not Paul, is the one who died for us.

Ephesians 4:5 declares ‘one Lord, one faith, one baptism,’ directly reinforcing Paul's argument here against multiple baptisms or lords.

In 2 Corinthians 5:15, Christ died for all — directly answering Paul's question 'Was Paul crucified for you?' Only Christ's death matters.

2 Corinthians 5:15 explains Christ died for all so we live for Him, deepening the meaning of ‘crucified for you’ here.

Romans 14:9 says Christ died and lived to be Lord of all, reinforcing that He alone is the Lord for whom believers are baptized.

Acts 19:5 records baptism in the name of the Lord Jesus — reinforcing the proper object of baptism.

Acts 10:48 has baptism commanded in Jesus' name — same pattern as the proper baptism Paul contrasts.

Acts 2:38 commands baptism in Jesus' name for forgiveness — directly opposing baptism in Paul's name.

Matthew 28:19 commands baptism in the triune name — establishing the proper name for baptism, not Paul's.

2 Corinthians 4:5 echoes Paul's refusal to preach himself, paralleling his denial here that he was crucified for them.

Matthew 23:10 says you have one instructor, Christ — echoing Paul's point that Christ is not divided and we follow him alone.

Acts 8:16 shows believers baptized only in Jesus' name, supporting Paul's point that baptism is into Christ, not into Paul.

In 2 Corinthians 11:4, Paul warns against accepting a different Jesus or gospel, paralleling his challenge here that Christ alone was crucified for believers.

Galatians 1:7 rebukes those distorting the gospel, echoing Paul's point here that Christ is not divided and only His gospel is true.