Sunan Abi Dawud Fasting (Kitab Al-Siyam) Hushab bin 'Aqil al-Jarmi حوشب بن عقيل الجرمي Ikrama عكرمة Sulaiman bin Harb سليمان بن حرب Sahih I never saw the Messenger of Allah (ﷺ) fasting during the first ten days of Dhu al-Hijjah. https://parallelquran.com/hadith/sunan-abi-dawud-2439/