This Bible contradiction is from the Skeptic's Annotated Bible.
1 Samuel 9:1 View context
Now there was a man of Benjamin, whose name [was] Kish, the son of Abiel, the son of Zeror, the son of Bechorath, the son of Aphiah, a Benjamite, a mighty man of power.
1 Chronicles 8:33 View context
And Ner begat Kish, and Kish begat Saul, and Saul begat Jonathan, and Malchi-shua, and Abinadab, and Esh-baal.