I. vv. 12-14 We were Scarred By One Man
Racial head
Federal head
Seminal head
Genesis 3:20
Genesis 5:3
Hebrews 7:9-10

II. Vv. 15-19 We Are Saved By One Man
1 Corinthians 15:21-22

III. Vv. 20-21 We Are Supervised By One Man
2 Corinthians 12:9
Jude 24-25