Names and titles of Jesus in the New Testament which rises in victory as the Resurrected Christ was employed in early Christology, e.g. in 375 Saint Augustine wrote: "Why a lamb in his passion? For he underwent death without being guilty of any inequity. Why a lion in his resurrection? For in being slain, he slew death." The Lamb of God title has found widespread use in Christian prayers and the "Agnus Dei" ("Lamb of God who take away the sins of the world have mercy on us; Lamb of God who take away the sins of the world grant us peace") is used both in liturgy and as
Missa L'homme armé (Palestrina) fimus mass gave new life to work. In the Sanctus, the tenor sings the L'homme armé melody beginning on F; on the jubilant text "Hosanna," the note values are diminished such that the structural function is hidden. Agnus Dei I continues to rise to the climax which is pitched 'G'. Agnus Dei II begins as if the cantus firmus is present on "A," but proceeds to a freely composed trio. Agnus Dei III places the now-familiar tune in extremely long notes sung by the highest voice. Beginning on "A", an indication instructing the soprano to "sing without ceasing" is present,