GospelGospel is defined as the good news. In the New Testament times, gospel did not attribute to a book or manuscript, but to a proclamation or message. It was normally referred to as a proclamation of the good news. The good news usually consisted of a victory in battle or other news for the Romans. It also had an effect on the Hebrews by proclaiming the good news to them, especially of Israel's victory over God's victory.
More broadly, it can proclaim all of God's glorious acts over Israel.
Jesus' followers used "gospel" to describe the good news to the people, with extra effort that the good news involved what God did in Jesus. However, some are not sure whether Jesus used gospels to spread his proclamation. Paul described the center of his gospel as Jesus' suffering, death, and resurrection. Marks gospel opens with, "The beginning of the gospel of Jesus Christ." He writes that all the good news through God will be put through Jesus Christ for all the nations to hear. His good word is put through human encounter for the real life to interact with and learn. It also involves that God is the almighty who makes Jesus the king over the real world. Matt and Luke do not begin their gospels the same way that Mark does, but they all share the same ideas. Matt shows Jesus proclaiming the kingdom's gospel and Luke describes activity through verbal use. The use of messages separates the gospel according to John from the others.
The life of gospels beyond the canonical is a puzzling question. Very few uncanonical works are called gospels. However, gospel has been used to refer to uncanonical works independently of their self-identification. It may be better to keep two different categories because of...