Then said I, Lo, I come: in the volume of the book it is written of me,
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Augustine of Hippo
13. "Burnt-offerings also for sin hast Thou not required." "Then said I, Lo, I come!" (ver. 7). It is time that what "was promised should come;" because the signs, by means of which they were promised, have been put away. And indeed, Brethren, observe these put away; those fulfilled. Let the Jewish nation at this time show me their priest, if they can! Where are their sacrifices? They are brought to an end; they are put away now. Should we at that time have rejected them? We do reject them now; because, if you chose to celebrate them now, it were unseasonable; unfitting at the time; incongruous. You are still making promises; I have already received! There has remained to them a certain thing for them to celebrate; that they might not remain altogether without a sign. ...In such a case then are they; like Cain with his mark. The sacrifices, however, which used to be performed there, have been put away; and that which remained unto them for a sign like that of Cain, hath by this time be...
Head, or beginning, (Genesis i., John i., and viii. 25.; St. Jerome) or at the commencement of this book of Psalms, (St. Augustine) or rather in the whole Bible. (Calmet)
Kephalis denotes a volume, (Suidas) or stick, on which books were formerly rolled, being written on parchment. The Jews still observe the same custom in their synagogues. (Calmet) (Luke iv. 17, 20.)
Hebrew, "In the volume of the book "means, in the book, (Amama) or the Bible, which is the book by excellence, where the incarnation and death of Christ, for man's redemption, are clearly specified. (Haydock)
This is the sum of the Scriptures. (Worthington)
They bear witness to Christ, John v. 39., and Luke xxiv. 27. (Haydock)
The apostle uses the word capitulum, for the sum, Hebrews viii. Whatever sense be chosen, we should meditate on this head, or volume. But Christ signed, as it were, this solemn engagement, from all eternity. If we adopt the passage to David, we may translate, "I come, having on me the volume of ...