"Qatadah said:
"It was narrated to me that Abu Hurairah said: 'I took three truffles, or five, or seven, and pressed them. Then I put their liquid in a bottle, and I liquid the eyes of a slave girl of mine with it and she was cured.'" (TR)
English reference (TR): Vol. 4, Book 2, Hadith 2069 (TR)
Arabic reference (TR): Book 28, Hadith 2211 (TR)