Q. 18. Wherein consists the sinfulness of that estate whereinto man fell?
A. The sinfulness of that estate whereinto man fell, consists in the guilt of Adam’s first sin [a], the want of original righteousness [b], and the corruption of his whole nature [c], which is commonly called original sin; together with all actual transgressions which proceed from it [d].
[a]. Rom. 5:12, 19
[b]. Rom. 3:10; Col. 3:10; Eph. 4:24
[c]. Ps. 51:5; John 3:6; Rom. 3:18; 8:7-8; Eph. 2:3
[d]. Gen. 6:5; Ps. 53:1-3; Matt. 15:19; Rom. 3:10-18, 23; Gal.
5:19-21; Jas. 1:14-15
Source https://www.apuritansmind.com/westminster-standards/shorter-catechism/
