Do without the Second epistle to the Corinthians, and you have no revelation of the state of the Christian dead either as to their location or condition.
Without the Second epistle to the Thessalonians you cannot fix the identity of the Antichrist.
Leave out the epistle to the Hebrews and there is no key to Leviticus.
Without the book of Daniel it is impossible fully to understand the book of Revelation.
No matter at what period the book of Revelation may have been written, it can have but one place in the Bible, and that the last. It must have this place because it shows us the foreview of Genesis fulfilled: the seed of the woman has bruised the serpent’s head, Satan has been bound and Paradise is regained.
The Old and New Testaments stand related to each other as the two halves of a perfect whole. In the Old Testament the New is concealed; in the New Testament the Old is revealed.
Genesis finds its key in the first chapter of John’s Gospel, and identifies the creator of heaven and earth with him who was made flesh and dwelt among us as the Son of God.
Exodus is explained by the First epistle to the Corinthians, in which we learn that “Christ” is the “Passover sacrificed for us.”
Leviticus is expounded by the epistle to the Hebrews.
Numbers has its correspondence in the book of Acts.