Proverbs 26:11
As a dog returneth to his vomit, so a fool returneth to his folly.
More from Proverbs 26
Verse 1
As snow in summer, and as rain in harvest, so honour is not seemly for a fool.
Verse 2
As the bird by wandering, as the swallow by flying, so the curse causeless shall not come.
Verse 3
A whip for the horse, a bridle for the ass, and a rod for the fool's back.
Verse 4
Answer not a fool according to his folly, lest thou also be like
Verse 5
Answer a fool according to his folly, lest he be wise in his own conceit.