15:21 a man came death Refers to Adam as the representative of sinful humanity (see note on Rom 5:12).
a man came the resurrection Refers to Jesus Christ as the representative of those who will overcome death and receive eternal life (see note on Rom 5:14).
15:22 in Adam See Rom 5:12.
in Christ all will be made alive While the unbelieving dead are raised to life for judgment (Rev 20:12–15), God will only raise those who are “in Christ”—that is, believers—to eternal life with Him (compare Matt 25:46; 2 Thess 1:9; Phil 3:19).