John 8:51

Verily, verily, I say unto you, If any one keep my word, he shall never see death.

John 11:25-26

Jesus then told her, I am the resurrection and the life: he that believeth on me, though he were dead, shall live again.

Luke 2:26

And it was revealed to him by the holy Spirit, that he should not die before he had seen the Anointed of the Lord.

John 3:15-16

that whosoever believeth on Him may not perish, but have eternal life.

John 5:24

Verily, verily I say unto you, he, that heareth my word, and believeth in Him that sent me, hath everlasting life, and shall not come under condemnation; but is passed from death to life.

John 8:55

And yet ye know him not; but I know Him: and if I should say, That I know Him not, I shall be like you, a liar: but I know Him, and obey his word.

John 15:20

Remember what I said unto you, The servant is not greater than his lord. If they have persecuted me, they will also persecute you: if they have observed my word, they will also observe yours.

John 6:50

that any one may eat thereof and not die.

John 8:12

Then spake Jesus again to them, saying, I am the light of the world; he, that followeth me, shall not walk in darkness, but shall have the light of life.

Hebrews 11:5

By faith Enoch was translated, that he should not see death; and 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
that whosoever believeth on Him may not perish, but have eternal life.
John 5:24
Verily, verily I say unto you, he, that heareth my word, and believeth in Him that sent me, hath everlasting life, and shall not come under condemnation; but is passed from death to life.
John 6:50
that any one may eat thereof and not die.
John 11:25
Jesus then told her, I am the resurrection and the life: he that believeth on me, though he were dead, shall live again.

Keep

John 8:55
And yet ye know him not; but I know Him: and if I should say, That I know Him not, I shall be like you, a liar: but I know Him, and obey his word.
John 15:20
Remember what I said unto you, The servant is not greater than his lord. If they have persecuted me, they will also persecute you: if they have observed my word, they will also observe yours.