Sahih Bukhari Volume 005, Book 059, Hadith Number 681.
Hadith Section/Book: Sahih Bukhari Sahih Bukhari Book 59. Military Expeditions Led by the Prophet (PBUH) (Al-Maghaazi)
Narrated By Hafsa : (The wife of the Prophet) The Prophet ordered all his wives to finish their Ihram during the year of Hajjat-ul-Wada. On that, I asked the Prophet "What stops you from finishing your lhram?" He said, "I have matted my hair and garlanded my Hadi. So I will not finish my Ihram unless I have slaughtered my Hadi."