Sahih Bukhari
Pilgrimmage (Hajj)
Volume: 002 / Book Number: 026 / Hadith Number: 783
Narrated Ibn 'Umar:
Hafsa said, "O Allah's Apostle! What is wrong with the people; they finished their Ihram after performing 'Umra, but you have not finished it after your 'Umra?" He replied, "I matted my hair and have garlanded my Hadi. So, I cannot finish my Ihram till I slaughter (my Hadi). "