23 for I perceive that you are in the gall of bitterness, and bond of iniquity.
Acts 8:23 Cross References - Living_Oracles
John 8:34
34 Jesus replied, Most assuredly, I say to you, whosoever commits sin is a slave of sin.
Romans 6:17-22
17 But, thanks to God, that though you were the servants of sin; yet you have heartily obeyed that model of doctrine to which you have been given up.
18 And being made free from sin, you have become the servants of righteousness.
19 (I speak after the manner of men, because of the infirmity of your flesh.) Wherefore, as you have presented your members servants to uncleanness, and to iniquity, to work iniquity; so present now your members, servants to righteousness, to work holiness.
20 For when you were servants of sin, you were free from righteousness.
21 And what fruit had you, then, from these things of which you are now ashamed? for the reward of these things is death.
22 But now, being set free from sin, and having become servants of God, you have your fruit to holiness: and the end, everlasting life.
Titus 3:3
3 For even we ourselves were formerly foolish, disobedient, erring, slavishly serving diverse inordinate desires and pleasures, living in malice and envy, hateful, and hating one another.
Hebrews 12:15
15 carefully observing, lest any one come short of the favor of God; lest some bitter root springing up, trouble you, and by it many be polluted;
2 Peter 2:4
4 For God, indeed, did not spare the angels who sinned, but with chains of darkness confining them in Tartarus, delivered them over to be kept for judgment;
2 Peter 2:19
19 They promise them liberty, whilst they themselves are slaves of corruption: for every one is enslaved by that which overcomes him.