'A lion' signifies the good of celestial love and the truth from that good.

(References: Arcana Coelestia 6367, Genesis 49:8-12)

'Woe' and 'Alas' signify lamentation over evils and falsities which devastate the church.

In Revelation 18:10, 'alas' signifies lamentation. (Apocalypse Explained 652[18], Apocalypse Explained 654[38])

(References: Apocalypse Explained 56; Apocalypse Revealed 416; Revelation 8:13)