Hadith 8:2304
Abu Bakr narrated to us, he said: Ibn Idris narrated to us, from his father, from Hammad, from Ibrahim, from Alqama, regarding the *muhrim* (one in the state of ihram) who has intercourse before he performs the *tawaf* of the House: He said: They shall complete their Hajj, and each of them shall sacrifice an animal, and they must perform Hajj [again] the following year.
حدثنا أبو بكر قال حدثنا إبن إدريس عن أبيه عن حماد عن إبراهيم عن علقمة في المحرم يواقع قبل أن يطوف بالبيت قال يتمان حجهما ويهريق كل واحد منهما دما وعليهما الحج من قابل