Contradiction with Ecclesiastes 9:5
This verse states that the dead know nothing, contradicting Genesis 25:8, which implies an afterlife ("gathered to his people").
Ecclesiastes 9:5: For the living know that they shall die: but the dead know not any thing, neither have they any more a reward; for the memory of them is forgotten.
Contradiction with Job 14:10-12
These verses suggest that man lies in the grave without awakening, contradicting the idea in Genesis 25:8 of being "gathered to his people" after death.
Job 14:10-12: But man dieth, and wasteth away: yea, man giveth up the ghost, and where [is] he? [wasteth...: Heb. is weakened, or, cut off]
Contradiction with Psalm 6:5
This verse claims there is no remembrance of God in death, challenging the notion from Genesis 25:8 of a continued existence.
Psalm 6:5: For in death [there is] no remembrance of thee: in the grave who shall give thee thanks?
Contradiction with Isaiah 38:18
Here, it states that the grave cannot praise God, which contrasts with the implication in Genesis 25:8 of unity with ancestors in death.
Isaiah 38:18: For the grave cannot praise thee, death can [not] celebrate thee: they that go down into the pit cannot hope for thy truth.
Contradiction with 1 Corinthians 15:16-18
These verses affirm that without resurrection, the dead are perished, which opposes the idea in Genesis 25:8 of being gathered to one's people after death.
1 Corinthians 15:16-18: For if the dead rise not, then is not Christ raised: