Contradiction with Genesis 30:2
Jacob's anger and disbelief in God granting children contrasts with God's direct remembrance of Hannah in 1 Samuel 1:19.
Genesis 30:2: And Jacob's anger was kindled against Rachel: and he said, [Am] I in God's stead, who hath withheld from thee the fruit of the womb?
Contradiction with Judges 13:3
While God announces Samson's birth through an angel, there is no such direct announcement in 1 Samuel 1:19.
Judges 13:3: And the angel of the LORD appeared unto the woman, and said unto her, Behold now, thou [art] barren, and bearest not: but thou shalt conceive, and bear a son.
Contradiction with 2 Samuel 6:23
Michal remains childless, which contradicts the blessing of conception implied in 1 Samuel 1:19.
2 Samuel 6:23: Therefore Michal the daughter of Saul had no child unto the day of her death.
Contradiction with Jeremiah 31:15
Rachel weeping for her children and refusing to be comforted stands in contrast to Hannah's prayer being answered positively in 1 Samuel 1:19.
Jeremiah 31:15: Thus saith the LORD; A voice was heard in Ramah, lamentation, [and] bitter weeping; Rahel weeping for her children refused to be comforted for her children, because they [were] not.
Contradiction with Luke 1:18
Zechariah's doubt contrasts with the faith and reward seen in 1 Samuel 1:19.
Luke 1:18: And Zacharias said unto the angel, Whereby shall I know this? for I am an old man, and my wife well stricken in years.