(16) باب النَّهْىِ عَنِ الْبَوْلِ، فِي الْجُحْرِ
Narrated Abdullah ibn Sarjis:
The Prophet (ﷺ) prohibited to urinate in a hole.
Qatadah (a narrator) was asked about the reason for the disapproval of urinating in a hole. He replied: It is said that these (holes) are the habitats of the jinn.
Reference: Sunan Abi Dawud 29
In-book reference: Book 1, Hadith 29
English translation: Book 1, Hadith 29