Contradiction with 1 Corinthians 1:17
Paul says he was not sent to baptize, contrasting with the indication of baptizing as an important act.
1 Corinthians 1:17: For Christ sent me not to baptize, but to preach the gospel: not with wisdom of words, lest the cross of Christ should be made of none effect. [words: or, speech]
Contradiction with Matthew 28:19
Jesus commands to baptize all nations, suggesting the importance of baptism, which contrasts with John 4:2 indicating Jesus himself did not baptize.
Matthew 28:19: Go ye therefore, and teach all nations, baptizing them in the name of the Father, and of the Son, and of the Holy Ghost: [teach...: or, make disciples, or, Christians of all nations]
Contradiction with Acts 10:47-48
Peter emphasizes baptism as essential, which might contrast with the notion that Jesus himself did not perform baptisms in John 4:2.
Acts 10:47-48: Can any man forbid water, that these should not be baptized, which have received the Holy Ghost as well as we?
Contradiction with 1 Corinthians 1:14
Paul expresses gratitude for baptizing very few, which might contrast with Jesus’ delegation in John 4:2, as Paul is thankful for not baptizing many.
1 Corinthians 1:14: I thank God that I baptized none of you, but Crispus and Gaius;
Contradiction with Acts 19:4-5
Paul’s emphasis on re-baptizing in the name of Jesus contrasts with John 4:2, indicating Jesus himself did not baptize.
Acts 19:4-5: Then said Paul, John verily baptized with the baptism of repentance, saying unto the people, that they should believe on him which should come after him, that is, on Christ Jesus.