ENOfficial
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.
Source: sunnah.com
Other translations
Arabic
حَدَّثَنَا مُحَمَّدُ بْنُ عَبْدِ الرَّحِيمِ أَبُو يَحْيَى الْبَزَّازُ، أَخْبَرَنَا أَبُو عَاصِمٍ، عَنِ ابْنِ جُرَيْجٍ، عَنْ أَبِي الزُّبَيْرِ، عَنْ جَابِرٍ، أَنَّ رَجُلاً، زَنَى بِامْرَأَةٍ فَلَمْ يَعْلَمْ بِإِحْصَانِهِ فَجُلِدَ ثُمَّ عَلِمَ بِإِحْصَانِهِ فَرُجِمَ .
sunnah.com