Today, all I propose to do is to share with you two articles fused into one which show that, as Augustine of Hippo wrote, the New Testament lies hidden in the Old and the Old Testament is unveiled in the New.
You can either download the PDF from here: https://drive.google.com/file/d/1qnjvo7HdZeJedq9jaKc3y3Hbib2-Lw2_/view?usp=sharing
Or read it below. The source for both of these documents (which I merged into one) is this excellent website:
with articles in English, Russian, Spanish and Portuguese.