The fact of sin.
Sin is universal.
Commentary and explanation. The remedy for sin, Step 53. Before the law of Moses there was sin in the world but there were not exactly sins. Sin, in singular, is that condition of enmity and separation from God that affects all mankind, due to Adam as father and representative of all humanity, because he didn't obey God's commandment. But sins, in plural, are the individual transgressions of God's law.