Jabir said: A man committed fornication with a woman. It was not known that he was married. So he was flogged. It was then known that he was married, so he was stoned to death.
Hadith Referenceسنن ابي داود / كتاب الحدود / 4439
Hadith Gradingالألبانی:ضعيف | زبیر علی زئی:ضعيف, إسناده ضعيف, انظر الحديث السابق (4438), انوار الصحيفه، صفحه نمبر 157