“But it has happened to them according to the true proverb, “The dog turns to his own vomit again,” and “the sow that has washed to wallowing in the mire.”
2 Peter 2:22 (WEB)
Context Reading
20For if, after they have escaped the defilement of the world through the knowledge of the Lord and Savior Jesus Christ, they are again entangled in it and overcome, the last state has become worse for them than the first. 21For it would be better for them not to have known the way of righteousness, than after knowing it, to turn back from the holy commandment delivered to them. 22But it has happened to them according to the true proverb, “The dog turns to his own vomit again,” and “the sow that has washed to wallowing in the mire.”