Acts 8:23
for I see you are in the gall of bitterness and bond of wickedness.
Hebrews 12:15
taking care that no one may come short of the grace of God, that no root of bitterness springing up may make trouble and by it many be defiled,
John 8:34
Jesus answered them, I tell you most truly, that every one who commits sin is a servant of the sin.
Romans 6:17-22
But thanks be to God that you were servants of sin, but obeyed from the heart the form of teaching in which you were instructed,
Titus 3:3
For we formerly were foolish, disobedient, deceived, serving various desires and pleasures, living in malice and envy, detestable, and hating one another;
2 Peter 2:4
For if God spared not the angels that sinned, but plunging them into Tartarus delivered them up in chains to be kept in darkness till the judgment,
2 Peter 2:19
promising them liberty, when they themselves are servants of corruption; for by whatever a man is overcome, to this is he made a servant.