Holy Week XII. In this Mass, the bishop blesses separate oils for the sick (used in Anointing of the Sick), for catechumens (used in Baptism) and chrism (used in Baptism, but especially in Confirmation and Holy Orders, as well as in rites such as the dedication of an altar and a church). Tenebrae (Latin for "shadows" or "darkness") is celebrated within Western Christianity on the evening before or early morning of Maundy Thursday, Good Friday, and Holy Saturday. Tenebrae is distinctive for its gradual extinguishing of candles while a series of readings and psalms is chanted or recited. Tenebrae services are celebrated
Holy Week in Braga 313, and the determinations of the Council of Nicaea on the celebration of Easter. The first major testimony of the celebration of Holy week in Jerusalem, and the likely start of his imitation in multiple other places in the Christian world, is the travelogue Peregrinatio ad Loca Sancta or Itinerarium ad Loca Sancta (Pilgrimage / Itinerary to Holy Places) or, simply, Itinerarium Egeriae (Itinerary of Egeria) written by Egeria or Aetheria. This pilgrim was a woman of Gallaecia, probably even of Bracara Augusta (nowadays the city of Braga), that made his own pilgrimage to the Holy Land between 381 and