Sahih Bukhari
Pilgrimmage (Hajj)
Volume: 002 / Book Number: 026 / Hadith Number: 622
Narrated 'Aisha:
I know how the Prophet used to say (Talbiya) and it was: 'Labbaika Allahumma Labbaik, Labbaika la sharika Laka labbaik, Inna-l-hamda wan-ni'mata Laka walmu Lk, La sharika Laka'.