Romans 6:20

When you were servants of sin, you were free in regard to righteousness.

Romans 6:16-17

Do you not know that if you present yourselves to anyone as obedient servants you are his (voluntary) servants because you obey him? This could be obedience to sin with death in view or obedience to righteousness with holiness in view?

John 8:34

Jesus answered: Truly I tell you every one who commits sin is a slave of 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 if you present yourselves to anyone as obedient servants you are his (voluntary) servants because you obey him? This could be obedience to sin with death in view or obedience to righteousness with holiness in view?
John 8:34
Jesus answered: Truly I tell you every one who commits sin is a slave of sin.

General references

Colossians 3:7
You once walked in these when you lived in them.