Not only would God show you that you are a sinner, but He would warn you of the consequences of sin, and the judgement that follows.
THE wages of sin is death.
Romans 6:23.
THE soul that sinneth it shall die.
Ezekiel 18:4
BE sure your sin will find you out.
Numbers 32:23.
[Excuses.
I am NOT very bad.]
THERE is no difference: For all have sinned.
Romans 3:22-23.