Matthew 12:45
"Then it goes and gets seven other spirits more wicked than itself, and they go in and make their home there, and so the end of that man is worse than the beginning. This is the way it will be with the wicked leaders of this age."
John 5:14
Afterward Jesus found him in the temple court, and said to him, "See! You are now well. Stop sinning or something worse may befall you."
2 Peter 2:20
For if, after men have escaped the corrupting ways of the world through a full knowledge of the Lord and Saviour Jesus Christ, they again become entangled in them and are conquered by them, then their last condition is worse than their former one.