Thabit bin Yazid al-Ahwl ثابت بن يزيد الأحول · The Book of Hajj

"The Messenger of Allah stayed for nine years during which he did not perform Hajj. Then it was announced among the people the he was going for Hajj. No one who was able to come riding or on foot stayed behind, and the people rushed to go out with him until he came to Dhul-Hulaifah. Asam' bint 'Umais gave birth to Muhammad bin Abi Bakr and she sent word to the messenger of Allah (Asking what she should do). He…