The Book of Pilgrimage (Kitab Al-Hajj)

Muslim :: Book 7 : Hadith 2762

A'isha (Allah be pleased with her) reported that Asma' hint 'Umais gave birth to Muhammad b Abu Bakr near Dhu'I-Hulaifa. The Messenger of Allah (may peace be upon him) commanded Abu Bakr to convey to her that she should take a bath and then enter into the state of Ihram.

Source materials are from the University of Southern California MSA site
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