'Pouring out the vials upon the earth, which contained the plagues,' in Revelation 16:1, signifies influx of the reformed into the church, or into people who study and receive the doctrine of justification by faith alone.

(Odkazy: Apocalypse Explained 16; Apocalypse Revealed 676)

747. 'Two and two' means complementary things. This may become clear to anyone from the fact that they are pairs. It is impossible for them to be pairs unless they are complementary to one another as truths and goods are, or evils and falsities. In fact all things contain the likeness of a marriage or a coupling together, as in the case of truths to goods, or of evils to falsities, because of the marriage of the understanding to the will, or of things of the understanding to those of the will. Indeed everything contains a marriage or coupling together of its own on which its very continuance depends.