(V.24:2)
a) Narrated Abu Hurairah رضي الله عنه: Allâh’s Messenger صلى الله عليه وسلم judged that the unmarried person who was guilty of illegal sexual intercourse be exiled for one year and receive the legal punishment (i.e., be flogged with one hundred stripes). (Sahih Al-Bukhâri, Vol.8, Hadith No. 819)
b) Narrated Jâbir bin ‘Abdullâh Al-Ansâri رضي الله عنهما: A man from the tribe of Bani Aslam came to Allâh’s Messenger صلى الله عليه وسلم and informed him that he had committed illegal sexual intercourse and he bore witness four times against himself. Allâh’s Messenger صلى الله عليه وسلم ordered him to be stoned to death as he was a married person. (Sahih Al Bukhari, Vol.8, Hadith No.805).
c) See (V.4:25).