Lamb of God sheep representing the apostles flanking the central Agnus Dei, as in Santi Cosma e Damiano, Rome (526–30). The Moravian Church uses an Agnus Dei as their seal with the surrounding inscription "Vicit agnus noster, eum sequamur" ("Our Lamb has conquered, let us follow him"). Although the depiction of Jesus as the Lamb of God is of ancient origin, it is not used in the liturgical iconography of the Eastern Orthodox Church. The reason for this is that the depictions of Jesus in the Orthodox Church are anthropomorphic rather than symbolic, as a confession of the Orthodox belief in the Incarnation
Agnus Dei (Barber) a slow succession of chords, repeating "dona nobis pacem" in homophony in very low register, modulates to distant keys such as C major and F major. After another silence, a kind of recapitulation begins with the soprano and tenor singing the melody in unison on "Agnus Dei ... dona nobis pacem", while alto and bass counter with "miserere nobis". In the final line, the alto broadens the beginning of the melody to a last "dona nobis pacem", marked "mf molto espr. sost." (medium strength, very expressive and sustained), while the other parts end on a very soft "miserere nobis", marked