Sahih Muslim
The Book Pertaining to Punishments Prescribed by Islam (Kitab Al-Hudud)
Book Number: 017 / Hadith Number: 4191
'Ubada b. as-Samit reported: Allah's Messenger (may peace be upon him) as saying: Receive (teaching) from me, receive (teaching) from me. Allah has ordained a way for those (women). When an unmarried male commits adultery with an unmarried female (they should receive) one hundred lashes and banishment for one year. And in case of married male committing adultery with a married female, they shall receive one hundred lashes and be stoned to death.