2 Peter 2:21-22

False Prophets and Teachers

²¹ For _d it would have been better for them never to have known the way of righteousness than after knowing it to turn back from _e the holy commandment delivered to them. ²² What the true proverb says has happened to them: "The _f dog returns to its own vomit, and the sow, after washing herself, returns to wallow in the mire."

1. Cross References
   Ezekiel 18:24
   But when a righteous person turns away from his righteousness and does injustice and does the same abominations that the wicked person does, shall he live? None of the righteous deeds that he has done shall be remembered; for the treachery of which he is guilty and the sin he has committed, for them he shall die.
   Luke 12:47
   And that servant who knew his master's will but did not get ready or act according to his will, will receive a severe beating.
   Hebrews 6:4 - 6
   For it is impossible, in the case of those who have once been enlightened, who have tasted the heavenly gift, and have shared in the Holy Spirit.
   Hebrews 10:26 - 27
   For if we go on sinning deliberately after receiving the knowledge of the truth, there no longer remains a sacrifice for sins.
   James 4:17
   So whoever knows the right thing to do and fails to do it, for him it is sin.
   
2. Cross References
   Romans 7:12
   So the law is holy, and the commandment is holy and righteous and good.
   
3. Cross References
   Proverbs 26:11
   Like a dog that returns to his vomit is a fool who repeats his folly.