(11) باب جَرْحُ الْعَجْمَاءِ وَالْمَعْدِنِ وَالْبِئْرِ جُبَارٌ
Abu Huraira reported Allah's Messenger (ﷺ) as saying:
No requital is payable for a wound caused by an animal, for (falling into) a well and a mine, and one-fifth (is the share of the government) in the buried treasure (treasure-trove).
Reference: Sahih Muslim 1710 a
In-book reference: Book 29, Hadith 68
USC-MSA web (English) reference(deprecated numbering scheme): Book 17, Hadith 4239