4 Bible Verses about First Death

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

Blessed and holy is the one having 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.

But I say this, brethren, that flesh and blood are not able to inherit the kingdom of God; neither does corruption inherit incorruption. Behold, I speak to you a mystery: We shall not all sleep, but we shall all be changed, in a moment, in the twinkling of an eye, at the last trumpet: for the trumpet shall sound, and the dead shall be raised incorruptible, and we shall be changed.read more.
For it behooves this corruptible to put on incorruption, and this mortal to put on immortality. But when this corruptible may put on incorruption, and this mortal may put on immorality, then shall the word which has been written be fulfilled, Death is swallowed up in victory. O death, where is thy victory? O death, where is thy sting?

For we do not wish you to be ignorant, brethren, concerning those who are asleep; in order that you may not sorrow, even as those having no hope. For if we believe that Jesus died and is risen, so also will God bring with him those who sleep in Jesus. For we speak this to you in the word of the Lord, that we who are alive, who are left unto the coming of the Lord, can not anticipate those who are asleep,read more.
because the Lord himself will descend from heaven with a shout, with the voice of the archangel, and the trump of God: and the dead in Christ shall rise first; then we who are alive, who are left, will at the same time along with them be caught up in the clouds, to meet the Lord in the air; and so we will be always with the Lord.