from http://www.jehovahinfo.org/hell

Hell Is Not Hot
Hell Is Not Eternal Torment
Hell Is The Grave - The Place Of The Dead

1. Man is a soul and he dies.
    Genesis 2:7
    Ezekiel 18:4

2. Jesus, a perfect soul, died.
    Isaiah 53:12
    1 Corinthians 15:3

3. The dead go to the grave.
    Genesis 37:35 (KJV)
    Job 14:13 (KJV)

4. There is no suffering after death.
    Ecclesiastes 9:5
    Ecclesiastes 9:10
    Psalm 146:4
    Psalm 6:5

5. Souls of beasts and sinful man have the same destiny.
    Ecclesiastes 3:19
    Ecclesiastes 3:20

6. Jesus went to hell (sheol, hades) - the grave.
    Psalm 16:10
    Acts 2:27
    Acts 2:31

7. The wicked get death without possibility of a resurrection (not torture).
    Matthew 25:46 (NWT)

8. Gehenna [hell] here symbolizes everlasting destruction. Soul here symbolizes the possibility of a resurrection.
    Matthew 10:28 (NWT)

9. Righteous persons are retained in the memory of Jehovah.
    John 5:28-29

10. In Bible times jailers were called tormentors.
    Matthew 18:34
    Matthew 18:30

11. Perpetual captivity of death is spoken of as being tormented forever.
    Revelation 20:10

12. Lake of fire is used to picture everlasting destruction and no hope of a resurrection.
    Revelation 20:10
    Revelation 20:13-15
    Revelation 21:8

13. Hell cannot be hot ("where the worm dieth not").
    Mark 9:43 (ASV, KJV, NWT)
    Mark 9:48 (ASV, KJV, NWT)

14. Persons who have Jehovah's approval will live forever on earth.
    Psalm 37:29
    Matthew 5:5
    2 Peter 3:13
    Revelation 21:1-4
    Luke 23:42-43 (NWT)