Cf. Acts 18:5–19:7; Justin, Trypho, 80; Pseudo-Clementine Recognitions, 1.54, 60. Many believe the Gospel of John was written, at least partially, as a refutation of certain claims disciples of John the Baptist made about him. See Charles K. Barrett, The Gospel According to St. John (London: SPCK, 1962) p. 142; Raymond E. Brown, The Gospel According to John, Anchor Bible (Garden City, NY: Doubleday, 1966), pp. lxvii–lxx.