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
Crucifix of Ferdinand and Sancha cross. At the base of the cross, below the crucified figure, is a figure of Adam, and below that the inscription: FREDINANDUSREX<br>SANCIAREGINA indicating the commissioners of the work, King Ferdinand and Queen Sancha. The reverse of the cross bears plant figures, in the centre the Agnus Dei, and at the four extremities of the arms the symbols of the Four Evangelists. Crucifix of Ferdinand and Sancha The crucifix of Ferdinand and Sancha () is an ivory carving from "circa" 1063, today in the National Archaeological Museum of Spain. It was part of an offering by King Ferdinand I of León