This Bible contradiction is from the Skeptic's Annotated Bible.
Jonathan, Ishui, and Melchishua
1 Samuel 14:49 View context
Now the sons of Saul were Jonathan, and Ishui, and Melchi-shua: and the names of his two daughters [were these]; the name of the firstborn Merab, and the name of the younger Michal:
Jonathan, and Malchishua, and Abinadab, and Eshbaal
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.
1 Chronicles 9:39 View context
And Ner begat Kish; and Kish begat Saul; and Saul begat Jonathan, and Malchi-shua, and Abinadab, and Esh-baal.