2 (although his disciples, not Jesus, did the actual baptizing). They had posted the score that Jesus was ahead, turning him and John into rivals in the eyes of the people.

Matthew Henry's Commentary on John 4:2

Commentary on John 4:1-3

(Read John 4:1-3)

Jesus applied himself more to preaching, which was the more excellent, 1 Corinthians 1:17, than to baptism. He would put honour upon his disciples, by employing them to baptize. He teaches us that the benefit of sacraments depends not on the hand that administers them.