DECEMBER 21 Mass prayers and readings. 4 min read December 17-24 Special Masses DECEMBER 21 Mass prayers and readings. catholicsstrivingforholiness December 20, 2021 DECEMBER 21Mass prayers and readings. ENTRANCE ANTIPHONModo véniet Dominator Dóminus, et vocábitur nomen euis Emmánuel quia Nobíscum-Deus.The... Read More Read more about DECEMBER 21 Mass prayers and readings.