The phrase "gospel according to John" refers to the fourth book of the New Testament in the Christian Bible. Other words that can be used interchangeably with gospel in this context include "Good News" and "tidings." Using "John's Gospel" or "The Fourth Gospel" can also be used in place of "gospel according to John." Additionally, the Greek term "euangelion" is often used to refer to the gospels, which translates to "good news" or "gospel." In scholarly settings, the abbreviation "Jn" may also be used to refer to the book of John in the Bible. Regardless of the specific terminology used, John's gospel contains important teachings and narratives central to the Christian faith.