Rome has taken one verse from John and has used it to justify introducing a whole bunch of false theology.
Rome has taken one verse from John and has used it to justify introducing a whole bunch of false theology.
When you start with paganism and then try to find it in the Bible, you have to change the meaning.
Works the same for every cult.
It is interesting to note that prior to the Western Schism of 1054, there was no formal doctrine of purgatory, and that the Orthodox Catholic Church still consider purgatory a non-essential doctrine.