Romans 6:23

for the wages of sin is death; but the gift of God is eternal life through Christ Jesus, our Lord.

James 1:15

Then the desire, having conceived, brings forth sin; and sin, when completed, brings forth death.

Romans 8:2

For the law of the Spirit of life in Christ Jesus made me free from the law of sin and death.

1 Timothy 5:6

But she who lives in pleasure, though living, has died.

Romans 1:32

who, indeed, knowing the ordinance of God, that those who practice such things are worthy of death, not only do the same, but also consent with those who practice them.

Romans 5:12-21

Therefore, as through one man sin entered into the world, and death through sin; and so death passed unto all men, for that all sinned;

Romans 6:16

Know ye not that to whom ye present yourselves as slaves for obedience, his slaves ye are whom ye obey, whether of sin unto death, or obedience unto righteousness?

Romans 7:10-13

And the commandment which was unto life was itself found by me to be unto death;

1 Corinthians 15:22

For as in Adam all die, so also in Christ shall all be made alive;

1 Corinthians 15:56

The sting of death is sin; and the power of sin is the law:

Galatians 3:10

For as many as are of works of law are under a curse; for it has been written, "Cursed is every one who continues not in all the things written in the book of the law, to do them."

Ephesians 2:1-6

You also did He make alive, when ye were dead in your trespasses and sins,

Ephesians 5:14

Wherefore, He saith: "Awake, you who are sleeping; and arise from the dead, and Christ will shine upon you!"

Colossians 2:13

and you, being dead in your trespasses and the uncircumcision of your flesh, did He make alive with Him: having freely forgiven us all our trespasses;

1 John 5:16

If anyone sees his brother sinning a sin not to death, he shall ask, and God will give him life for those that sin not to death. There is a sin to death: I do not say that he shall make request concerning this.

Revelation 2:11

He that has an ear, let him hear what the Spirit saith to the assemblies. He that overcomes shall in nowise be hurt by the second death.

Revelation 20:6

Happy and holy is he who has part in the first resurrection; over these the second death has no authority; but they shall be priests of God and of Christ, and shall reign with Him a thousand years.

Revelation 20:14

And Death and Hades were cast into the lake of fire. This is the second death, even the lake of fire.

Revelation 21:8

But, for the fearful, and unbelieving, and abominable, and murderers, and fornicators, and sorcerers, and idolaters, and all the liars, their part shall be in the lake that burns with fire and brimstone; which is the second death."

Treasury of Scripture Knowledge

Summary

But of the tree of the knowledge of good and evil, thou shalt not eat of it: for in the day that thou eatest thereof thou shalt surely die.

Bible References

Surely

Romans 1:32
who, indeed, knowing the ordinance of God, that those who practice such things are worthy of death, not only do the same, but also consent with those who practice them.
Romans 5:12
Therefore, as through one man sin entered into the world, and death through sin; and so death passed unto all men, for that all sinned;
Romans 6:16
Know ye not that to whom ye present yourselves as slaves for obedience, his slaves ye are whom ye obey, whether of sin unto death, or obedience unto righteousness?
Romans 7:10
And the commandment which was unto life was itself found by me to be unto death;
Romans 8:2
For the law of the Spirit of life in Christ Jesus made me free from the law of sin and death.
1 Corinthians 15:22
For as in Adam all die, so also in Christ shall all be made alive;
Galatians 3:10
For as many as are of works of law are under a curse; for it has been written, "Cursed is every one who continues not in all the things written in the book of the law, to do them."
Ephesians 2:1
You also did He make alive, when ye were dead in your trespasses and sins,
Ephesians 5:14
Wherefore, He saith: "Awake, you who are sleeping; and arise from the dead, and Christ will shine upon you!"
Colossians 2:13
and you, being dead in your trespasses and the uncircumcision of your flesh, did He make alive with Him: having freely forgiven us all our trespasses;
1 Timothy 5:6
But she who lives in pleasure, though living, has died.
James 1:15
Then the desire, having conceived, brings forth sin; and sin, when completed, brings forth death.
1 John 5:16
If anyone sees his brother sinning a sin not to death, he shall ask, and God will give him life for those that sin not to death. There is a sin to death: I do not say that he shall make request concerning this.
Revelation 2:11
He that has an ear, let him hear what the Spirit saith to the assemblies. He that overcomes shall in nowise be hurt by the second death.
Revelation 20:6
Happy and holy is he who has part in the first resurrection; over these the second death has no authority; but they shall be priests of God and of Christ, and shall reign with Him a thousand years.
Revelation 21:8
But, for the fearful, and unbelieving, and abominable, and murderers, and fornicators, and sorcerers, and idolaters, and all the liars, their part shall be in the lake that burns with fire and brimstone; which is the second death."