The Ypakoë (also, Hypakoë, Greek: Ύπακοή, from the verb `υπακούω, "hearken" or "give ear", to "respond"; Slavonic: Ѵпакои) is a troparion chanted at Orthros (Matins) and the Midnight Office on Great Feasts and Sundays throughout the liturgical year in the Eastern Orthodox Church.
The hymn occurs in several places, depending upon the day and the service: The myrrh-bearing women, their minds dazzled by the sight of the angel and their souls enlightened by Thy divine Resurrection, preached the good tidings to the Apostles: "O spread among the nation the news of the Resurrection of the Lord, He, Who works wonders and grants us His great mercy.
"Calling the Magi by a star, heaven brought the first fruits of the Gentiles unto Thee, a Babe lying in the manger: and they were amazed to see neither sceptre nor throne but only utter poverty.
Yet therein shone forth the wealth of Thy divinity: Glory to Thee, O Lord!Before the dawn, Mary and the women came and found the stone rolled away from the tomb.
They heard the angelic voice: "Why do ye seek among the dead, as a mortal man, the One Who is Everlasting Light?