The Apostle Paul
Romans 5:14BSB·traditional attribution

Nevertheless, death reigned from Adam until Moses, even over those who did not sin in the way that Adam transgressed. He is a pattern of the One to come.

John Calvin Reformed @genevareformer

14. Even over them, etc. Though this passage is commonly understood of infants, who being guilty of no actual sin, die through original sin, I yet prefer to regard it as referring to all those who sinned without the law; for this verse is to be connected with the preceding clause, which says, that those who were without the law did not impute sin to themselves.

Matthew Henry Presbyterian @wholebiblehenry

The apostle here describes the fountain and foundation of justification, laid in the death of the Lord Jesus. The streams are very sweet, but, if you run them up to the spring-head, you will find it to be Christ's dying for us; it is in the precious stream of Christ's blood that all these privileges come flowing to us: and therefore he enlarges upon this...

Commenting on Romans 5:6-21

John Gill Reformed Baptist @doctorgill

Nevertheless death reigned from Adam to Moses,.... Though the law of Moses was not yet given, death exerted itself, and extended its dominion over all the sons and daughters of Adam, during the interval between Adam and Moses; which clearly shows that sin was in the world, and that there must be a law in being, which that was a transgression of: death is represented...