εὐαγγελίῳ. [8 verses](noun sg neut dat) "Good news" is  euaggelion, a "reward of good tidings," a "thank offering for good tidings, " "good news," and "good tidings." Originally, this term described a reward, like a tip, given to a messenger who brought good news.The root is -aggelia, which means "message." The masculine form, -aggelos," means "messenger." This form is neuter. -- "Good news" has come to mean the Jesus story itself, i.e. the Gospel, but Jesus doesn't seem to use it that way at all. This is Jesus's only used of the noun form of the word. The phrase doesn't mean the "good news itself." Instead it means "the reward for bringing good news.