(13) باب آدَابِ الطَّعَامِ وَالشَّرَابِ وَأَحْكَامِهِمَا
Abu Sa'id Khudri reported that Allah's, Messenger (may peace he upon him) forbade from turning the waterskins upside down and drinking from their mouths.
Reference: Sahih Muslim 2023 b
In-book reference: Book 36, Hadith 146
USC-MSA web (English) reference(deprecated numbering scheme): Book 23, Hadith 5015