Lamb of God modern Roman Catholic Christology, Karl Rahner has continued to elaborate on the analogy that the blood of the Lamb of God, and the water flowing from the side of Christ on Calvary, had a cleansing nature, similar to baptismal water. In this analogy, the blood of the Lamb washed away the sins of humanity in a new baptism, redeeming it from the fall of Adam. 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
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