In Brief CCC 623
© Libreria Editrice Vaticana Source: vatican.va
By his loving obedience to the Father, "unto death, even death on a cross" (Phil 2:8), Jesus fulfils the atoning mission (cf Is 53:10) of the suffering Servant, who will "make many righteous; and he shall bear their iniquities" (Is 53:11; cf. Rom 5:19).
Read the full chapter 2. I Believe in Jesus Christ, the Only Son of God ¶422–682