Commentaries:
Robertson's Word Pictures (NT)
Why then baptizest thou? (Ti oun baptizeis). In view of his repeated denials (three here mentioned).
If thou art not (ei su ouk ei). Condition of first class. They did not interpret his claim to be "the voice" to be important enough to justify the ordinance of baptism. Abrahams (Studies in Pharisaism and the Gospels) shows that proselyte baptism was probably practised before John's time, but its use by John was treating the Jews as if they were themselves Gentiles.
Other Robertson's Word Pictures (NT) entries containing John 1:25:
John 3:2
John 3:25
John 5:33
Acts 13:25
DISCLAIMER: Church of the Great God (CGG) provides these resources to aid the individual in studying the Bible. However, it is up to the individual to "prove all things, and hold fast to that which is good" (I Thessalonians 5:21). The content of these resources does not necessarily reflect the views of CGG. They are provided for information purposes only.