2 Peter 2:19

promising them liberty, while they themselves are the slaves of corruption: for by whom any one is vanquished, by him he is also enslaved.

John 8:34

Jesus answered them, Verily, verily I say unto you, whosoever maketh a practice of sin, is the servant of sin.

Galatians 5:13

For, brethren, ye have been called unto liberty; only abuse not this liberty for an occasion to indulge the flesh, but by mutual love serve one another.

Romans 6:12-14

Let not sin therefore reign in your mortal body, to obey it in the lusts thereof.

Romans 6:16-22

God forbid! Know ye not, that to whom ye present yourselves servants to obedience, his servants ye are whom ye obey? either of sin unto death, or of obedience unto righteousness?

Galatians 5:1

Stand fast therefore in the liberty wherewith Christ hath made us free, and be not entangled again in the yoke of bondage.

2 Timothy 2:26

and they may awake out of the snare of the devil, who have been captivated by him to his will.

Titus 3:3

For we also were formerly foolish, disobedient, going astray, enslaved to various disorderly appetites and pleasures, living in malice and envy, hateful, and hating one another.

1 Peter 2:16

as free, and yet not using your liberty as a cloke for wickedness, but as the servants of God.

2 Peter 2:20

For if, after they had escaped the pollutions of the world, through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled and vanquished by them, their last state is worse than the first;

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
Stand fast therefore in the liberty wherewith Christ hath made us free, and be not entangled again in the yoke of bondage.
1 Peter 2:16
as free, and yet not using your liberty as a cloke for wickedness, but as the servants of God.

They themselves

John 8:34
Jesus answered them, Verily, verily I say unto you, whosoever maketh a practice of sin, is the servant of sin.
Romans 6:12
Let not sin therefore reign in your mortal body, to obey it in the lusts thereof.
Titus 3:3
For we also were formerly foolish, disobedient, going astray, enslaved to various disorderly appetites and pleasures, living in malice and envy, hateful, and hating one another.

Overcome

2 Peter 2:20
For if, after they had escaped the pollutions of the world, through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled and vanquished by them, their last state is worse than the first;
2 Timothy 2:26
and they may awake out of the snare of the devil, who have been captivated by him to his will.

General references

Luke 14:30
all that see it, should deride him, saying, this man began to build and was not able to finish.
Luke 17:32
Remember Lot's wife. Whosoever shall seek to save his life, shall lose it;