Original sentence: Its followers, known as Christians, believe Jesus to be the Son of God and the Messiah (or Christ) prophesied in the Old Testament, which they have in common with with Judaism.The message of Jesus' ministry is called the "Gospel" and is related in the New Testament.To Christians, Jesus Christ is not merely a teacher and the model of a pious life but the revealer of God, the mediator of salvation and the saviour who suffered, died and was resurrected in order to bring about salvation from sin for all
Edited sentence: Its followers, known as Christians, believe Jesus to be the Son of God and the Messiah (or Christ) prophesied in the Old Testament - which they share as part of its scriptures with Judaism and they see the New Testament as relating the "Gospel", the message revealed by Jesus.Jesus, referred to by Christians as Jesus Christ, is central to Christianity as the mediator of salvation, the revealer of God, and the model of a pious life; not just as a teacher, but as the son of God who suffered, died and was resurrected in order to bring about salvation from sin for all