Contradiction with Isaiah 38:10
Jonah 2:6 speaks of life being brought up from the pit, while Isaiah 38:10 refers to the deprivation of life by entering "the gates of the grave."
Isaiah 38:10: I said in the cutting off of my days, I shall go to the gates of the grave: I am deprived of the residue of my years.
Contradiction with Job 7:9
Jonah 2:6 describes being brought up from the depths, whereas Job 7:9 asserts that once someone descends to the grave, they shall "come up no more."
Job 7:9: [As] the cloud is consumed and vanisheth away: so he that goeth down to the grave shall come up no [more].
Contradiction with Ecclesiastes 9:10
Jonah 2:6 celebrates deliverance from death, yet Ecclesiastes 9:10 implies no opportunity for action or change exists in the grave.
Ecclesiastes 9:10: Whatsoever thy hand findeth to do, do [it] with thy might; for [there is] no work, nor device, nor knowledge, nor wisdom, in the grave, whither thou goest.