origin of John’s baptism. Did it come from Old Testament purificatory rites, as the absence of words of explanation in the New Testament might suggest (cf. Alfred Edersheim, The Life and Times of Jesus the Messiah, I, 273; Henry Alford, The Greek Testament, I, 21; Robertson, op. cit., I, 23)? Or, is it to be traced to proselyte baptism (cf. Carl H. Kraeling, John the Baptist, pp. 95–122; Edersheim, op. cit., II, 745–47)? If to the latter there may be an analogy to the Exodus and the baptism “unto