Yahya related to me from Malik that Yahya ibn Said said that heheard Said ibn al-Musayyab say, "I once prayed behind Abu Hurayra overa child who had never done a wrong action and I heard him say, 'OAllah, give him protection from the torment of the grave.' "
USC-MSA web (English) reference: Book 16, Hadith 18
Arabic reference: Book 16, Hadith 540