Hazrat Aisha (may Allah be pleased with her) says that I know best how the Prophet (peace and blessings be upon him) used to recite the Talbiyah. Then she repeated the words of the Talbiyah: "Labbayk Allahumma Labbayk, Labbayk La Sharika Laka Labbayk, Innal Hamda Wan-Ni'mata Laka."