The Day of illustration, Illumination, sanctification.  Revelation of the Holy Trinity
+by Fr. Athanasius

In those days Jesus came from Nazareth of Galilee, and was baptized by John in the Jordan. And when He came up out of the water, immediately He saw the heavens opened and the Spirit descending upon Him like a dove; and a voice came from Heaven: “Thou art My beloved Son; with Thee I am