Romans 5:17

5:17 For if, by the transgression of the one man, ¹  death reigned through the one, how much more will those who receive the abundance of grace and of the gift of righteousness reign in life through the one, Jesus Christ!

Romans 5:21

5:21 so that just as sin reigned in death, so also grace will reign through righteousness to eternal life through Jesus Christ our Lord.

[5:17]  ¹ sn Here the one man refers to Adam (cf. 5:14).