John 8:34

"In most solemn truth I tell you," replied Jesus, "that every one who commits sin is the slave of sin.

Romans 6:16

Do you not know that if you surrender yourselves as bondservants to obey any one, you become the bondservants of him whom you obey, whether the bondservants of Sin (with death as the result)

2 Peter 2:19

And they promise them freedom, although they are themselves the slaves of what is corrupt. For a man is the slave of any one by whom he has been worsted in fight.

John 3:3

"In most solemn truth I tell you," answered Jesus, "that unless a man is born anew he cannot see the Kingdom of God."

Romans 6:19-20

your human infirmity leads me to employ these familiar figures--and just as you once surrendered your faculties into bondage to Impurity and ever-increasing disregard of Law, so you must now surrender them into bondage to Righteousness ever advancing towards perfect holiness.

Titus 3:3

For there was a time when we also were deficient in understanding, obstinate, deluded, the slaves of various cravings and pleasures, spending our lives in malice and envy, hateful ourselves and hating one another.

Matthew 5:18

Solemnly I tell you that until Heaven and earth pass away, not one iota or smallest detail will pass away from the Law until all has taken place.

Acts 8:23

For I perceive that you have fallen into the bitterest bondage of unrighteousness."

Romans 6:6

This we know--that our old self was nailed to the cross with Him, in order that our sinful nature might be deprived of its power, so that we should no longer be the slaves of sin;

Romans 6:12

Let not Sin therefore reign as king in your mortal bodies, causing you to be in subjection to their cravings;

Romans 7:14

For we know that the Law is a spiritual thing; but I am unspiritual--the slave, bought and sold, of sin.

Romans 7:25

Thanks be to God through Jesus Christ our Lord!)

Romans 8:21

Yet there was always the hope that at last the Creation itself would also be set free from the thraldom of decay so as to enjoy the liberty that will attend the glory of the children of God.

Ephesians 2:2

which were once habitual to you while you walked in the ways of this world and obeyed the Prince of the powers of the air, the spirits that are now at work in the hearts of the sons of disobedience--to you God has given Life.

1 John 3:8-10

He who is habitually guilty of sin is a child of the Devil, because the Devil has been a sinner from the very beginning. The Son of God appeared for the purpose of undoing the work of the Devil.

Treasury of Scripture Knowledge

Summary

Jesus answered them, Verily, verily, I say unto you, Whosoever committeth sin is the servant of sin.

Bible References

Whosoever

Acts 8:23
For I perceive that you have fallen into the bitterest bondage of unrighteousness."
Romans 6:6
This we know--that our old self was nailed to the cross with Him, in order that our sinful nature might be deprived of its power, so that we should no longer be the slaves of sin;
Romans 7:14
For we know that the Law is a spiritual thing; but I am unspiritual--the slave, bought and sold, of sin.
Romans 8:21
Yet there was always the hope that at last the Creation itself would also be set free from the thraldom of decay so as to enjoy the liberty that will attend the glory of the children of God.
Ephesians 2:2
which were once habitual to you while you walked in the ways of this world and obeyed the Prince of the powers of the air, the spirits that are now at work in the hearts of the sons of disobedience--to you God has given Life.
Titus 3:3
For there was a time when we also were deficient in understanding, obstinate, deluded, the slaves of various cravings and pleasures, spending our lives in malice and envy, hateful ourselves and hating one another.
2 Peter 2:19
And they promise them freedom, although they are themselves the slaves of what is corrupt. For a man is the slave of any one by whom he has been worsted in fight.
1 John 3:8
He who is habitually guilty of sin is a child of the Devil, because the Devil has been a sinner from the very beginning. The Son of God appeared for the purpose of undoing the work of the Devil.