Joseph Benson's Commentary of the Old and New Testaments - 1 Corinthians 15:20-22
1 Corinthians 15:20-22. But now is Christ risen Here the apostle declares that Christians have hope not in this life only. His proof of the resurrection lies in a narrow compass, 1 Corinthians 15:12-19. Almost all the rest of the chapter is taken up in illustrating, vindicating, and applying it. The proof is short, but solid and convincing, namely, that which arose from Christ’s resurrection. Now this not only proved a resurrection possible, but, as it proved him to be a divine teacher, it... read more
Albert Barnes' Notes on the Whole Bible - 1 Corinthians 15:22
For as in Adam - (ἐν τῳ Ἀδαμ en tō Adam). By Adam; by the act, or by means of Adam; as a consequence of his act. His deed was the procuring cause, or the reason, why all are subjected to temporal death; see Genesis 3:19. It does not mean that all people became actually dead when he sinned, for they had not then an existence; but it must mean that the death of all can be traced to him as the procuring cause, and that his act made it certain that all that came into the world would be mortal.... read more