Hadith 4:906
Ubayd Allah ibn Musa narrated to us, from Musa ibn Ubaydah, from Nafi’, from Ibn Umar, who said: The Messenger of Allah (may Allah bless him and grant him peace) forbade fasting on the day of al-Fitr and the day of al-Adha.
حدثنا عبيد الله بن موسى عن موسى بن عبيدة عن نافع عن بن عمر قال نهى رسول الله صلى الله عليه وسلم عن صوم الفطر ويوم الأضحى