Contradiction with 1 Kings 19:18
This verse states that God has reserved seven thousand in Israel who have not bowed to Baal, contradicting 1 Kings 18:22 where Elijah claims to be the only prophet of the Lord left.
1 Kings 19:18: Yet I have left [me] seven thousand in Israel, all the knees which have not bowed unto Baal, and every mouth which hath not kissed him. [I have...: or, I will leave]
Contradiction with 1 Kings 18:4
This verse mentions that Obadiah hid one hundred prophets, contradicting Elijah's statement in 1 Kings 18:22 about being the only remaining prophet.
1 Kings 18:4: For it was [so], when Jezebel cut off the prophets of the LORD, that Obadiah took an hundred prophets, and hid them by fifty in a cave, and fed them with bread and water.) [Jezebel: Heb. Izebel]