Ymni_isodion_ths_theotoku_me_thn_tessarakontame...

: The Entrance of the Virgin Mary into the Temple. This is when the musical tone of the services shifts toward Christmas.

The "put together guide" for this specific combination of the feast and the 40-day period typically involves: ymni_isodion_ths_theotoku_me_thn_tessarakontame...

: Many parishes perform a Divine Liturgy every day for 40 days leading up to Christmas (Nov 15 – Dec 25). The hymns of the "Isodia" are prominent during the first week of this journey. : The Entrance of the Virgin Mary into the Temple

In the Orthodox liturgical calendar, the Feast of the Entrance of the Theotokos (November 21st) serves as the "threshold" for the Christmas season. It is on this day that the Church begins singing the Katavasies of Christmas, "Christ is Born, Give ye Glory!" Guide to the Hymns & Traditions The hymns of the "Isodia" are prominent during