Understanding Revelations in the Bible - Biblical Archaeology Society So, then, what sort of documents do we have in the New Testament? In my opinion, we have (1) three ancient biographies—Matthew, Mark and John; (2) a two-volume Hellenistic historical monograph—Luke-Acts; (3) various letters (like 2, 3 John), some of which (including Paul’s) are in truth rhetorical speeches with the framework of letters; (4) several ancient homilies or sermons—Hebrews