Thus the content of the apostolic proclamation in Acts was new to Jewish audiences in one respect only: that the same Word that the patriarchs had known had now come in the flesh. For nothing else [but baptism] was wanting to him who had been already instructed by the prophets: he was not ignorant of God the Father, nor of the rules as to the [proper] manner of life, but was merely ignorant of the advent of the Son of God.29 It was a powerful affirmation against Marcion that the Old Testament is
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