1) Who believe not?
John 8:24 I said therefore unto you, that ye shall die in your sins: for if ye believe not that I am he, ye shall die in your sins.
2) Obey not the gospel?
2 Thessalonians 1:8 In flaming fire taking vengeance on them that know not God, and that obey not the gospel of our Lord Jesus Christ:
3) Believe not the truth?
2 Thessalonians 2:12 That they all might be damned who believed not the truth, but had pleasure in unrighteousness.
Hebrews 12:29 For our God is a consuming fire.
wordsoffaithandgooddoctrine 