Answer: People who believe in Jesus may have eternal life, (verse 16).
MORE INFORMATION AND/OR OTHER SCRIPTURE REFERENCES:
Eternal life is an infinitely high quality of life in living fellowship with God--both now and forever. This promise of eternal life for obedient believers is not in the dim and distant future, but it is NOW and forever.
John 3:36: [Jesus said,] "Whoever believes in the Son has eternal life, but whoever rejects the Son will not see life, for God's wrath remains on him."
John 20:30-31: "Jesus did many other miraculous signs in the presence of His disciples, which are not recorded in this book. But these are written that you may believe that Jesus is the Christ, the Son of God, and that by believing you may have life in His Name."