Contradiction with Leviticus 17:11
This verse emphasizes the sanctity of blood as a means of atonement and suggests it shouldn't be used merely as a physical sign, contradicting Exodus 12:7's instruction to use blood as a protective mark on doorposts.
Leviticus 17:11: For the life of the flesh [is] in the blood: and I have given it to you upon the altar to make an atonement for your souls: for it [is] the blood [that] maketh an atonement for the soul.
Contradiction with Hebrews 10:4
This verse states it is impossible for the blood of bulls and goats to take away sins, potentially contradicting the idea in Exodus 12:7 that animal blood offers protection or deliverance.
Hebrews 10:4: For [it is] not possible that the blood of bulls and of goats should take away sins.
Contradiction with Psalm 51:16-17
This passage implies God desires a contrite heart rather than sacrifice or offerings, which may contradict the emphasis on a physical act involving blood in Exodus 12:7.
Psalm 51:16-17: For thou desirest not sacrifice; else would I give [it]: thou delightest not in burnt offering. [else...: or, that I should]