Revelation 20:14

Death and Hades were thrown into the lake of fire. This is the second death, the lake of fire.

1 Corinthians 15:26

The last enemy that will be abolished is death.

Revelation 20:6

Blessed and holy is he who has part in the first resurrection. Over these, the second death has no power, but they will be priests of God and of Christ, and will reign with him one thousand years.

Revelation 19:20

The beast was taken, and with him the false prophet who worked the signs in his sight, with which he deceived those who had received the mark of the beast and those who worshiped his image. These two were thrown alive into the lake of fire that burns with sulfur.

Revelation 21:8

But for the cowardly, unbelieving, sinners, abominable, murderers, sexually immoral, sorcerers, idolaters, and all liars, their part is in the lake that burns with fire and sulfur, which is the second death."

Hosea 13:14

I will ransom them from the power of Sheol. I will redeem them from death! Death, where are your plagues? Sheol, where is your destruction? "Compassion will be hidden from my eyes.

1 Corinthians 15:53

For this corruptible must put on incorruption, and this mortal must put on immortality.

Revelation 1:18

and the Living one. I was dead, and behold, I am alive forevermore. Amen. I have the keys of Death and of Hades.

Revelation 20:10

The devil who deceived them was thrown into the lake of fire and sulfur, where the beast and the false prophet are also. They will be tormented day and night forever and ever.

Revelation 20:13

The sea gave up the dead who were in it. Death and Hades gave up the dead who were in them. They were judged, each one according to his works.

Revelation 20:15

If anyone was not found written in the book of life, he was cast into the lake of fire.

Revelation 21:4

He will wipe away from them every tear from their eyes. Death will be no more; neither will there be mourning, nor crying, nor pain, any more. The first things have passed away."

Treasury of Scripture Knowledge

Summary

And death and hell were cast into the lake of fire. This is the second death.

Bible References

This

Revelation 20:6
Blessed and holy is he who has part in the first resurrection. Over these, the second death has no power, but they will be priests of God and of Christ, and will reign with him one thousand years.
Revelation 21:8
But for the cowardly, unbelieving, sinners, abominable, murderers, sexually immoral, sorcerers, idolaters, and all liars, their part is in the lake that burns with fire and sulfur, which is the second death."

General references

Ecclesiastes 12:14
For God will bring every work into judgment, with every hidden thing, whether it is good, or whether it is evil.
1 Corinthians 15:26
The last enemy that will be abolished is death.
Galatians 6:5
For each man will bear his own burden.