(1) باب الْيَمِينُ عَلَى الْمُدَّعَى عَلَيْهِ
Ibn 'Abbas reported that Allah's Messenger (ﷺ) pronounced judgment on the basis of oath by the defendant. (ID)
Reference (ID): Sahih Muslim 1711 b (ID)
In-book reference (ID): Book 30, Hadith 2 (ID)
USC-MSA web (English) reference(deprecated numbering scheme): Book 18, Hadith 4245 (ID)