Rivers
'Rivers' or 'floods' signify temptations. 'Rivers' signify truths in abundance serving the rational self, and so, the understanding, for the purpose of doctrine and life.
In Isaiah 43:2, 'rivers' and 'waters' signify difficulties and falsities.
(Odkazy: Apocalypse Revealed 683)
Cherub
A Cherub's first definition in the dictionary is , “A winged heavenly creature.” Cherubim is the plural of cherub. In the Word, the words cherub or cherubim are used to indicate a guard - the Lord’s providence guarding against profanation, which is the mixing of truth with evil, or good with falsity.
(Odkazy: Apocalypse Revealed 48 [4]; Arcana Coelestia 308, 9506 [1-5])