The thesis of the article is that Biblical influences on Borges came from a Protestant, not Catholic, environment; and in order to understand the Borgean canon, it is convenient to take into account the Protestant outlook on the Holy Scriptures.
You can read it here: Borges y la Biblia protestante.
If you read Spanish, I hope you enjoy it. Have a great Sunday (and if you live in the U.S., enjoy your barbecue and blow some firecrackers on my behalf!).