By reviewing the unique characteristics of the Byzantine feast of Mary’s Birth, the article articulates the feast’s significance as an integral contributor to the salvation of humankind. The article first traces the historical emergence of Mariology to establish trends in Marian soteriology, then analyzes the liturgical contents of the feast to project a theological thesis. Finally, it proposes a liturgical paradigm of encounter to provide a fresh look at Christian soteriology through the celebration of this unique Marian feast.