2 Corinthians 13:3

Origen de Principiis Book II

and again in another passage, "Do you seek a proof of Christ, who speaketh in me? "[100]

Origen de Principiis Book IV

Now, if any one were to say that, through those who are partakers of the "Word" of God, or of His "Wisdom," or His "Truth," or His "Life," the Word and Wisdom itself appeared to be contained in a place, we should have to say to him in answer, that there is no doubt that Christ, in respect of being the "Word" or "Wisdom," or all other things, was in Paul, and that he therefore said, "Do you seek a proof of Christ speaking in me? "[24]

Archelaus Acts of the Disputation with the Heresiarch Manes "Or seek yea proof of that Christ who speaks in me? "[219]

Archelaus Acts of the Disputation with the Heresiarch Manes

seek ye a proof of Christ i speaking in me? "[342]

Archelaus Acts of the Disputation with the Heresiarch Manes

Moreover Paul, the chief of the apostles, after all these sayings, gives us yet clearer instruction on the subject, when be says, "Or seek yea proof of that Christ who speaketh in me? "[486]

Origen Commentary on John Book VI "Thy mercy is better than life; "for it is on account of Christ who is life in every one that there are many lives. This, perhaps, is also the key to the passage,[24]

Origen Commentary on John Book X

and "If ye seek a proof of Christ that speaketh in me."[27]