For the scripture says, "The first man, Adam, was created a living being"; but the last Adam is the life-giving Spirit. 1
References for 1 Corinthians 15:45
It is not the spiritual that comes first, but the physical, and then the spiritual.
The first Adam, made of earth, came from the earth; the second Adam came from heaven.
Those who belong to the earth are like the one who was made of earth; those who are of heaven are like the one who came from heaven.
Just as we wear the likeness of the man made of earth, so we will wear the likeness of the Man from heaven.
References for 1 Corinthians 15:49
What I mean, friends, is that what is made of flesh and blood cannot share in God's Kingdom, and what is mortal cannot possess immortality.
Listen to this secret truth: we shall not all die, but when the last trumpet sounds, we shall all be changed in an instant, as quickly as the blinking of an eye. For when the trumpet sounds, the dead will be raised, never to die again, and we shall all be changed. 2
References for 1 Corinthians 15:51
15.51, 52 +22 Esd 6.23; +11 Th 4.15-17.
For what is mortal must be changed into what is immortal; what will die must be changed into what cannot die.
So when this takes place, and the mortal has been changed into the immortal, then the scripture will come true: "Death is destroyed; victory is complete!" 3
References for 1 Corinthians 15:54
15.54 Is 25.8.
"Where, Death, is your victory? 4 Where, Death, is your power to hurt?"
References for 1 Corinthians 15:55
15.55 Ho 13.14 (LXX).
Death gets its power to hurt from sin, and sin gets its power from the Law.