"Earthquake" is mentioned seven times
in the Book of Revelation.
Just as we are not talking about a literal city Babylon being destroyed
(Revelation 16:18) or a literal "great city" which is "spiritually
[figuratively, Strong's #4153] called Sodom and Egypt"
11:13,19)similarly the "earthquake" that destroys false Christendom is not
An earthquake is an upheaval from beneath the earth. "Earth"
represents organized society. An upheaval from underneath stable society would be a
revolution of the people. False Christendom's destruction will
come from within—underneath.