John 8:51

Truly, truly, I say to you, If a man keeps My Word, he shall never see death.

John 11:25-26

Jesus said to her, I am the Resurrection and the Life! He who believes in Me, though he die, yet he shall live.

Luke 2:26

And it happened to him, being instructed by the Holy Spirit, he was not to see death before he would see the Christ of the Lord.

Psalm 89:48

What man lives and never sees death? Shall he deliver his soul from the hand of the grave? Selah.

John 3:15-16

so that whosoever believes in Him should not perish, but have everlasting life.

John 5:24

Truly, truly, I say to you, He who hears My Word and believes on Him who sent Me has everlasting life and shall not come into condemnation, but has passed from death to life.

John 8:55

Yet you have not known Him, but I know Him. And if I should say I do not know Him, I would be a liar like you. But I know Him and I keep His Word.

John 15:20

Remember the word that I said to you, The servant is not greater than his master. If they have persecuted Me, they will also persecute you. If they have kept My saying, they will also keep yours.

John 6:50

This is the Bread which comes down from Heaven, so that a man may eat of it and not die.

John 8:12

Then Jesus spoke again to them, saying, I am the Light of the world. He who follows Me shall not walk in darkness, but shall have the light of life.

Hebrews 11:5

By faith Enoch was translated so as not to see death, and he was not found, because God had translated him; for before his translation he had this testimony, that he pleased God.

Treasury of Scripture Knowledge

Summary

Verily, verily, I say unto you, If a man keep my saying, he shall never see death.

Bible References

If

John 3:15
so that whosoever believes in Him should not perish, but have everlasting life.
John 5:24
Truly, truly, I say to you, He who hears My Word and believes on Him who sent Me has everlasting life and shall not come into condemnation, but has passed from death to life.
John 6:50
This is the Bread which comes down from Heaven, so that a man may eat of it and not die.
John 11:25
Jesus said to her, I am the Resurrection and the Life! He who believes in Me, though he die, yet he shall live.

Keep

John 8:55
Yet you have not known Him, but I know Him. And if I should say I do not know Him, I would be a liar like you. But I know Him and I keep His Word.
John 15:20
Remember the word that I said to you, The servant is not greater than his master. If they have persecuted Me, they will also persecute you. If they have kept My saying, they will also keep yours.