See this legally free ebook:
- Jesus Christ is God, by Rev. Walter Elliott [1849-1928] (St. Paul, Minnesota: Catholic Truth Society of America). Pamphlet No. 18. Available in various formats (pdf, epub, kindle/mobi, etc.) at Internet Archive.
- The text may also be found on pages 77-100 of the work: The Masterpieces of Catholic Literature, Oratory and Art, Volume 2 of 3 [edited by Hyacinthe Ringrose (New York: E.J. Sweeney, 1910)]. With the approbation of John J. Monaghan, Bishop of Wilmington. Available in various formats at Internet Archive and Open Library; and in pdf format at the University of Toronto Libraries. [N.B., The title/copyright page of the text is missing. Publishing details are taken from the Internet Archive index page.]

Mural painting of Christ from the catacomb of Commodilla. Image from Wikipedia
On the Feast of St Eusebius of Vercelli in the Extraordinary Form of the Roman Rite. For other legally free ebooks, you may access the List of Free eBooks (Arranged by Title) and the List of Free eBooks (Grouped by Subject).
“It is my Father that glorifieth me, of whom you say that he is your God.And you have not known him, but I know him. And if I shall say that I know him not, I shall be like to you, a liar. But I do know him, and do keep his word. Abraham your father rejoiced that he might see my day: he saw it, and was glad… Amen, amen I say to you, before Abraham was made, I am.” (St. John viii, 54-56, 58 D-R)
“Moses said to God: Lo, I shall go to the children of Israel, and say to them: The God of your fathers hath sent me to you. If they should say to me: What is his name? what shall I say to them? God said to Moses: I AM WHO AM. He said: Thus shalt thou say to the children of Israel: HE WHO IS, hath sent me to you. ” (Exodus iii, 13-14 D-R)