Romans 6:20

For when you were slaves of sin, you were free as far as uprightness was concerned.

Romans 6:16-17

Do you not know that when you submit to being someone's slaves, and obeying him, you are the slaves of the one whom you obey, whether your slavery is to sin, and leads to death, or is to obedience, and leads to uprightness?

John 8:34

Jesus answered, "I tell you, everyone who commits sin is a slave to sin.

Treasury of Scripture Knowledge

Summary

For when ye were the servants of sin, ye were free from righteousness.

The servants

General references

Bible References

The servants

Romans 6:16
Do you not know that when you submit to being someone's slaves, and obeying him, you are the slaves of the one whom you obey, whether your slavery is to sin, and leads to death, or is to obedience, and leads to uprightness?
John 8:34
Jesus answered, "I tell you, everyone who commits sin is a slave to sin.

General references

Colossians 3:7
And you once practiced them as others do, when you lived that old earthly life.