The excellency of the liturgy

(...)"men generally imagine. A multitude of facts recorded in them are replete with spiritual instruction, being intended by God to serve as emblems of those deep mysteries which Were afterwards to be revealed. For instance: What is related of our first parent, his creation, his marriage, his sabbatic rest, was emblematic of that new creation which God will produce in us, and of that union with Christ whereby it shall be effected, and of the glorious rest to which it shall introduce us, as well in this world as in the world to come. In like manner the pro, mises made to Adam, to Abraham, and to David, whatever reference they might have to the particular circumstances of those illustrious individuals, had a farther and more important accomplishment in the Lord Jesus Christ, who is the second Adam, the Promised Seed, the King of Israel.
The whole of the Mosaic dispensation was altogether figurative, as we see from the Epistle to the Hebrews, in which the figures themselves are illustrated and explained. But there are some facts which appear too trilling to afford any instruction of this kind. We might expect indeed that so remarkable a fact as the promulgation of the law from Mount Sinai should have in it something mysterious; but that the fears of the people on that occasion, and the request dictated by those fears, should be intended by God(...)".