Twelve Responsories for Epiphany

 The Twelve Responsories used for Epiphany. They are also used in full for the Sunday within the Octave of Epiphany (this upcoming Sunday), as well as for the Octave Day of Epiphany; for days within the Octave, other than Sunday, only three are used.

Responsory "In principio Deus antequam"

 Responsory "In principio Deus antequam", sung at Vigils during the Reading of the Wisdom Books [Proverbs, Wisdom of Solomon, Wisdom of Sirach):

Responsory "Iste Sanctus" for One Martyr

 A Responsory for One Martyr; in this case, from the 12 Responsories of Vigils for the Feast of St. Kenelm the Royal Martyr today: