Bible Verses About Conversion: Danger of Neglecting

If he turn not, he will whet his sword; he hath bent his bow, and made it ready.

But they hearkened not, nor inclined their ear to turn from their wickedness, to burn no incense unto other gods.

Therefore thus saith the LORD of hosts, the God of Israel; Behold, I will set my face against you for evil, and to cut off all Judah.

Yet if thou warn the wicked, and he turn not from his wickedness, nor from his wicked way, he shall die in his iniquity; but thou hast delivered thy soul.