Why.

Matthew 11:7-14
As John's disciples were leaving, Jesus began to speak to the crowds about John: "What did you go out into the wilderness to see? A reed swaying in the wind? . . .

Matthew 21:25-27, 31, 32
What was the source of John's baptism? Was it from heaven or from men?" They deliberated among themselves and said, "If we say, 'From heaven, ' He will ask, 'Why then did you not believe him?' . . .

John 1:15, 29, 34, 36
John testified concerning Him. He cried out, saying, "This is He of whom I said, 'He who comes after me has surpassed me because He was before me.'" . . .

John 3:29-36
The bride belongs to the bridegroom. The friend of the bridegroom stands and listens for him, and is overjoyed to hear the bridegroom's voice. That joy is mine, and it is now complete. . . .