Heavenly worship is one thing. What Roman Catholicism is doing is an entirely different matter. Y’all might as well have the curtain put up in your church separating the priests from the people.
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They still can’t see that there is but one priest: Yeshua!
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The Orthodox do use a curtain or Iconostasis to remind the faithful that the eyes of faith are to be used to enter into the heavenly throne room. Ever read Isaiah six? It is used at every Mass for a reason—and my understanding is that the Apostles lifted the practice from the synagogue.