John chapter 7, vs 37 Jesus Christ speaking

… on the last day … the great day ( note: this is the 8th day of the Feast of Tabernacles )  … Jesus stood up and in a loud voice said … if everyone who is thirsty come to Me and drink … for … streams of living water will flow from everyone who believes in Me …

John chapter 4, vs 13 - 14 Jesus Christ speaking

… everyone who drinks this water will be thirsty again … but … whoever drinks the water that I give to them will never thirst … indeed … the water that I give will become in them a spring of water … welling up … to everlasting life with God forever …

John chapter 8, vs 12 - 20 Jesus Christ speaking 

… I AM … the light of the world … whoever follows Me … will never walk in darkness … but … will have the light of life … I know where I have come from … and … where … I AM … going … I judge no one … yet … even if I do judge … My judgment is valid … for it is not I alone Who judge … but … it is … I and the Father who sent me ... it is We Who judge ... I testify on My own behalf … and … the Father who sent Me testifies on My behalf ... if you knew Me … you would also know My Father …

John chapter 8, vs 12 + 24 Jesus Christ speaking

… I AM … the light of the world … whoever follows Me … will never walk in darkness … but … will have the light of life … if you do not believe that … I AM … the One I claim to be … indeed … you will die in your sins …

Revelation chapter 21, vs 23 - 25

regarding the New Jerusalem in the New Heavens and New Earth 

… the city … has no need … for … the … sun … or … moon … to shine … for … the glory of God is its light … and … its lamp is the Lamb … all will walk by this light … the kings of the earth will bring their glory into this light … and … the gates of the city will never be shut … because … there will be no night there …