Romans 6:20

Modern King James Version

For when you were the slaves of sin, you were free from righteousness.

Cross References

Matthew 6:24

No one can serve two masters. For either he will hate the one and love the other, or else he will hold to the one and despise the other. You cannot serve God and mammon.

John 8:34

Jesus answered them, Truly, truly, I say to you, Whoever practices sin is the slave of sin.