Pour out
'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)
Open the mouth
'To open the mouth,' as in Revelation 12:16, signifies bringing truths from the Word.
(Odkazy: Apocalypse Revealed 564)