Yahya related to me from Malik from Hisham ibn Urwa that hisfather used to recite behind the imam when the imam did not recitealoud. (JA)
App reference (JA): Book 3, Hadith 42 (JA)
USC-MSA web (English) reference: Book 3, Hadith 42 (JA)
Arabic reference (JA): Book 3, Hadith 189 (JA)