it has been asked among the brethren what course ought specially to be adopted towards the persons of those who, although baptized in heresy, have yet been baptized in the name of our Lord Jesus Christ, and subsequently departing from their heresy and fleeing as supplicants to the Church of God, should repent with their whole hearts, and only now perceiving the condemnation of their error, implore from the Church the help of salvation. The point is whether, according to the most ancient custom and ecclesiastical tradition, it would suffice, after that baptism which they have received outside the Church indeed, but still in the name of Jesus Christ our Lord, that only hands should be laid upon them by the bishop for their reception of the Holy Spirit, and this imposition of hands would afford them the renewed and perfected seal of faith; or whether, indeed, a repetition of baptism would be necessary for them, as if they should receive nothing if they had not obtained baptism afresh, just as if they were never baptized in the name of Jesus Christ.[Anon 1]
is this the original layer? I don't think so. I think this is the final editor re-contextualizing the original report. The second author says:
Clearly mid-third century concerns. The text has some unique ideas. Namely that John the Baptist:And therefore some things were talked about as having been written and replied on this new question, wherein both sides endeavoured with the greatest eagerness to demolish what had been written by their antagonists.
What is the "most ancient baptism of Moses" if not his standing in fire on Sinai? I would like any other suggestions if possible before going further through the treatise.somewhat departed from the law, that is, from the most ancient baptism of Moses ... preparing the way of the new and true grace, both preoccupied the ears of the Jews gradually by the baptism of water and of repentance which for the time he practised, and took possession of them with the announcement of a spiritual baptism that was to come, exhorting them, and saying, He that comes after me is mightier than I, whose shoe's latchet I am not worthy to unloose: He shall baptize you with the Holy Ghost, and with fire [ibid 2]