1 Bible Verses about Vomitting

These people are wells without water, mists driven along by a storm, men for whom the dense darkness has been reserved. For, while they pour out their frivolous and arrogant talk, they use earthly cravings--every kind of immorality--as a bait to entrap men who are just escaping from the influence of those who live in error. And they promise them freedom, although they are themselves the slaves of what is corrupt. For a man is the slave of any one by whom he has been worsted in fight.read more.
For if, after escaping from the pollutions of the world through a full knowledge of our Lord and Saviour Jesus Christ, people are once more entangled in these pollutions and are overcome, their last state has become worse than their first. For it would have been better for them not to have fully known the way of righteousness, than, after knowing it, to turn back from the holy commandments in which they were instructed. Their case is that described in the true proverb, "A dog returns to what he has vomited," and also in the other proverb, "The sow has washed itself and now goes back to roll in its filth."