Sin, Righteousness, Judgement
When we believe in Christ, our sins are forgiven by grace;
however, it's not a means to continue on sinning deliberately while claiming grace.
That would get us into the realm of unforgivable sins which are not covered by the Blood of Christ.
We are made right by God because of our faith in Jesus. God was not unjust when He justified us through Christ;
His sacrifice is sufficient for us in order to draw us near to God.