(20) باب الْمَنُّ شِفَاءٌ لِلْعَيْنِ
Narrated Sa`id bin Zaid:
I heard the Prophet (ﷺ) saying, "Truffles are like Manna (i.e. they grow naturally without man's care) and their water heals eye diseases." (IT)
Reference (IT): Sahih al-Bukhari 5708 (IT)
In-book reference (IT): Book 76, Hadith 28 (IT)
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 7, Book 71, Hadith 609 (IT)