Contradiction with Genesis 27:41
This verse describes Esau's hatred towards Jacob, contrasting with the celebration in Genesis 21:8.
Genesis 27:41: And Esau hated Jacob because of the blessing wherewith his father blessed him: and Esau said in his heart, The days of mourning for my father are at hand; then will I slay my brother Jacob.
Contradiction with Proverbs 17:22
This verse speaks about a merry heart being good medicine, whereas Genesis 21:8 is about joy derived from others' weaning.
Proverbs 17:22: A merry heart doeth good [like] a medicine: but a broken spirit drieth the bones. [like: or, to]
Contradiction with Ecclesiastes 3:1-2
These verses indicate a time to be born and a time to die, contrasting Genesis 21:8's specific rejoicing over a weaning.
Ecclesiastes 3:1-2: To every [thing there is] a season, and a time to every purpose under the heaven:
Contradiction with Matthew 2:16
This verse recounts Herod's wrath and the massacre of children, which contradicts the joy of a child's growth in Genesis 21:8.
Matthew 2:16: Then was fulfilled that which was spoken by Jeremy the prophet, saying,
Contradiction with 1 Kings 3:25
Suggests dividing a child as a solution to a dispute, contrasting the nurturing environment in Genesis 21:8.
1 Kings 3:25: And the king said, Divide the living child in two, and give half to the one, and half to the other.