Of them the proverbs are true: “A dog returns to its vomit,” and, “A sow that is washed returns to her wallowing in the mud.”
As a dog returns to its vomit, so fools repeat their folly.
Jesus used this figure of speech, but the Pharisees did not understand what he was telling them.
“If the defiling mold reappears in the house after the stones have been torn out and the house scraped and plastered,