Fool
By a fool is signified he who is in falsities and evils from the love of self; consequently, from self-derived intelligence. To say “thou fool" indicates aversion to the good of charity.
(Референце: Apocalypse Explained 386)
Ezekiel 21:19-20
19
Also, you son of man, appoint two ways, that the sword of the king of Babylon may come; they both shall come forth out of one land: and mark out a place, mark it out at the head of the way to the city.
20
You shall appoint a way for the sword to come to Rabbah of the children of Ammon, and to Judah in Jerusalem the fortified.