Yahya related to me from Malik that he had heard that Said ibnal-Musayyab and Sulayman ibn Yasar said, "The idda of a slave-girlwhen her husband dies is two months and five days." (JA)
USC-MSA web (English) reference: Book 29, Hadith 93 (JA)
Arabic reference (JA): Book 29, Hadith 1258 (JA)