Contradiction with Genesis 42:13
This verse contradicts Genesis 43:7 because in Genesis 42:13, the brothers tell Joseph that one brother is no more, whereas, in Genesis 43:7, they recount their encounter without mentioning they described their brother as dead.
Genesis 42:13: And they said, Thy servants [are] twelve brethren, the sons of one man in the land of Canaan; and, behold, the youngest [is] this day with our father, and one [is] not.
Contradiction with Genesis 42:19
This verse contradicts Genesis 43:7 as it presents a previous condition set by Joseph where only one brother was to remain in Egypt, while in Genesis 43:7, the brothers explain that Joseph demanded information about their brother.
Genesis 42:19: If ye [be] true [men], let one of your brethren be bound in the house of your prison: go ye, carry corn for the famine of your houses:
Contradiction with Genesis 42:32
This verse suggests they initially presented themselves as sons of one man with their youngest brother at home, contradicting Genesis 43:7 where they recall explaining the family situation only because Joseph inquired.
Genesis 42:32: We [be] twelve brethren, sons of our father; one [is] not, and the youngest [is] this day with our father in the land of Canaan.
Contradiction with Genesis 44:23
This verse is in tension as it reiterates Joseph's demand for the youngest brother to be brought to Egypt if they wish to see Simeon again, suggesting a focus different than presented in Genesis 43:7.
Genesis 44:23: And thou saidst unto thy servants, Except your youngest brother come down with you, ye shall see my face no more.
Contradiction with Genesis 46:31
This verse determines Joseph's own control over his brothers' statements and journey, whereas Genesis 43:7 depicts the brothers responding to his questioning rather than directive guidance.
Genesis 46:31: And Joseph said unto his brethren, and unto his father's house, I will go up, and shew Pharaoh, and say unto him, My brethren, and my father's house, which [were] in the land of Canaan, are come unto me;