-John 1:1–18 form a prologue to the Gospel. These verses were probably an adapted form of a hymn in use within the community. In this hymn, Jesus is identified as the Logos, a term that describes Jesus’ role in salvation in a poetic way.
Wahlde, U. C. von. (2016). John, Gospel of. In J. D. Barry, D. Bomar, D. R. Brown, R. Klippenstein, D. Mangum, C. Sinclair Wolcott, … W. Widder (Eds.), The Lexham Bible Dictionary. Bellingham, WA: Lexham Press.