This Bible contradiction is from the Skeptic's Annotated Bible.
1 Kings 19:19 View context
So he departed thence, and found Elisha the son of Shaphat, who [was] plowing [with] twelve yoke [of oxen] before him, and he with the twelfth: and Elijah passed by him, and cast his mantle upon him.
2 Kings 2:11-13 View context
And it came to pass, as they still went on, and talked, that, behold, [there appeared] a chariot of fire, and horses of fire, and parted them both asunder; and Elijah went up by a whirlwind into heaven.
And Elisha saw [it], and he cried, My father, my father, the chariot of Israel, and the horsemen thereof. And he saw him no more: and he took hold of his own clothes, and rent them in two pieces.
He took up also the mantle of Elijah that fell from him, and went back, and stood by the bank of Jordan;