4 Bible Verses about First Death

Then Death and Hades were flung into the lake of fire,

Blessed and holy is he who shares in the first resurrection; over such the second death has no power, they shall be priests of God and the Christ, and reign along with him during the thousand years.

I tell you this, my brothers, flesh and blood cannot inherit the Realm of God, nor can the perishing inherit the imperishable. Here is a secret truth for you: not all of us are to die, but all of us are to be changed ??52 changed in a moment, in the twinkling of an eye, at the last trumpet-call. The trumpet will sound, the dead will rise imperishable, and we shall be changed. For this perishing body must be invested with the imperishable, and this mortal body invested with immortality;read more.
and when this mortal body has been invested with immortality, then the saying of Scripture will be realized, Death is swallowed up in victory. O Death, where is your victory? O Death, where is your sting?

We would like you, brothers, to understand about those who are asleep in death. You must not grieve for them, like the rest of men who have no hope. Since we believe that Jesus died and rose again, then it follows that by means of Jesus God will bring with him those who have fallen asleep. For we tell you, as the Lord has told us, that we the living, who survive till the Lord comes, are by no means to take precedence of those who have fallen asleep.read more.
The Lord himself will descend from heaven with a loud summons, when the archangel calls and the trumpet of God sounds; the dead in Christ will rise first; then we the living, who survive, will be caught up along with them in the clouds to meet the Lord in the air, and so we shall be with the Lord for ever.