From Malik from Abu'z-Zinad that Umar ibn Abd al-Aziz wrote to Abd al-Hamid ibn Abd ar-Rahman ibn Zayd ibn al-Khattab who was the governor of Kufa, "Pronounce judgement on the basis of an oath with one witness."
USC-MSA web (English) reference | : Book 36, Hadith 6 |
Arabic reference | : Book 36, Hadith 1410 |