Sahih Muslim
The Book of Pilgrimage (Kitab Al-Hajj)
Book Number: 007 / Hadith Number: 3062
Abd al-Rahman b. al Qasim narrated on the authority of 'A'isha (Allah be pleased with her) that she made a mention to Allah's Messenger (may peace be upon him) that Safiyyah had entered the period of menses. The rest of the hadith is the same.