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.
Arcana Coelestia#6704
6704. The general belief at the present day is that all are equally the neighbour and that benefits should be conferred on whoever is in need. But Christian prudence requires one to examine carefully the kind of life a person leads and to exercise charity in whatever way that life demands. When someone belonging to the internal Church does this he uses discretion and so acts intelligently, whereas someone belonging to the external Church does it without discretion because he is less able to tell one thing from another.