Contradiction with Genesis 25:8
Suggests that Abraham, not Isaac, died at a good old age and was gathered to his people.
Genesis 25:8: Then Abraham gave up the ghost, and died in a good old age, an old man, and full [of years]; and was gathered to his people.
Contradiction with Hebrews 11:21
Implies Jacob, rather than Isaac, blessed his sons and worshipped while leaning on his staff.
Hebrews 11:21: By faith Jacob, when he was a dying, blessed both the sons of Joseph; and worshipped, [leaning] upon the top of his staff.
Contradiction with Genesis 27:1-4
States that Isaac was old and his eyesight was failing, prompting him to bless Esau, suggesting a state of frailty inconsistent with dying at a good age.
Genesis 27:1-4: And it came to pass, that when Isaac was old, and his eyes were dim, so that he could not see, he called Esau his eldest son, and said unto him, My son: and he said unto him, Behold, [here am] I.
Contradiction with John 8:52-53
Refers to Abraham, claiming he is the one who truly died and was gathered, rather than Isaac.
John 8:52-53: Then said the Jews unto him, Now we know that thou hast a devil. Abraham is dead, and the prophets; and thou sayest, If a man keep my saying, he shall never taste of death.