2 Peter 2:19

promising them freedom when they are themselves slaves of destruction; for a man is the slave of whatever overcomes him.

John 8:34

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

Galatians 5:13

For you, brothers, have been called to freedom; only do not make your freedom an excuse for the physical, but in love be slaves to one another.

Romans 6:12-14

So sin must not reign over your mortal bodies, and make you obey their cravings,

Romans 6:16-22

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?

Galatians 5:1

This is the freedom with which Christ has freed us. So stand firm in it, and do not get under a yoke of slavery again.

2 Timothy 2:26

and they may yet return to their senses and escape from the toils of the devil, who has caught them to make them do his will.

Titus 3:3

For we ourselves were once without understanding, disobedient, deluded, enslaved to all kinds of passions and pleasures. Our minds were full of malice and envy. Men hated us and we hated one another.

1 Peter 2:16

Live like free men, only do not make your freedom an excuse for doing wrong, but be slaves of God.

2 Peter 2:20

For if after men have escaped the corrupting influences of the world through the knowledge of the Lord and Savior Jesus Christ, they again become entangled in them and are overcome by them, their final condition is worse than their former one.

Treasury of Scripture Knowledge

Summary

While they promise them liberty, they themselves are the servants of corruption: for of whom a man is overcome, of the same is he brought in bondage.

They themselves

General references

Bible References

They promise

Galatians 5:1
This is the freedom with which Christ has freed us. So stand firm in it, and do not get under a yoke of slavery again.
1 Peter 2:16
Live like free men, only do not make your freedom an excuse for doing wrong, but be slaves of God.

They themselves

John 8:34
Jesus answered, "I tell you, everyone who commits sin is a slave to sin.
Romans 6:12
So sin must not reign over your mortal bodies, and make you obey their cravings,
Titus 3:3
For we ourselves were once without understanding, disobedient, deluded, enslaved to all kinds of passions and pleasures. Our minds were full of malice and envy. Men hated us and we hated one another.

Overcome

2 Peter 2:20
For if after men have escaped the corrupting influences of the world through the knowledge of the Lord and Savior Jesus Christ, they again become entangled in them and are overcome by them, their final condition is worse than their former one.
2 Timothy 2:26
and they may yet return to their senses and escape from the toils of the devil, who has caught them to make them do his will.

General references

Luke 14:30
and say, 'This man started to erect a building, and could not finish it!'
Luke 17:32
Remember Lot's wife!