'Amrbin Huraith said:
"I heard Sa'eed bin Zaid bin 'Amr bin Nufailnarrating from the Prophet (ﷺ) that: 'Truffles are a type ofmannathat Allah sent down to the Children of Israel, and their wateris ahealing for eye (diseases).'" (JA)
English reference (JA): Vol. 4, Book 31, Hadith 3454 (JA)
Arabic reference (JA): Book 31, Hadith 3581 (JA)