Agnus Dei (liturgy) Agnus Dei (liturgy) In the Mass of the Roman Rite and also in the Eucharist of the Anglican Communion, the Lutheran Church, and the Western Rite of the Orthodox Church the Agnus Dei is the invocation to the Lamb of God sung or recited during the fraction of the Host. The Syrian custom of a chant addressed to the Lamb of God was introduced into the Roman Rite Mass by Pope Sergius I (687–701) in the context of his rejection of the Council of Trullo (692), which was well received in the Byzantine East and called the Quinisext Council, but
Painting of a Nestorian Christian figure It is speculated that this painting was made based on the icon of Christ that the Persian missionary Alopen carried to Chang'an, the capital of the Tang Empire. The figure with the right hand held open and the thumb touching the middle finger, which is a variant of the , the gesture of discussion and transmission of the teachings, it is generally seen in the Hindu and Buddhist iconography. At first glance, the figure resembles a Bodhisattva, but the western features of the face, together with the red mustache and beard, which are quite different from the green, curling moustaches