Tertullian

In short, since it is not the soul, but the flesh which is "sown in corruption," when it turns to decay in the ground, it follows that (after such dissolution) the soul is no longer the natural body, but the flesh, which was the natural body, (is the subject of the future change), forasmuch as of a natural body it is made a spiritual body, as he says further down, "That was not first which is spiritual." For to this effect he just before remarked of Christ Himself: "The first man Adam was made a living soul, the last Adam was made a quickening spirit.