Luke 19:10 (ESV)
For the Son of Man came to seek and to save the lost.”
James 5:20 (ESV)
Let him know that whoever brings back a sinner from his wandering will save his soul from death and will cover a multitude of sins.
Ezekiel 36:25-27 (ESV)
I will sprinkle clean water on you, and you shall be clean from all your uncleannesses, and from all your idols I will cleanse you. And I will give you a new heart, and a new spirit I will put within you. And I will remove the heart of stone from your flesh and give you a heart of flesh. And I will put my Spirit within you, and cause you to walk in my statutes and be careful to obey my rules.