Al-Amālī #1033Fasting is not permissible during the days of tashriq, for they are days of eating, drinking, and bathing. The sunna is to break your fast...
Al-Kāfi #586“Abu ‘Abd Allah (a.s.), once said to us, ‘Fasting is not proper during three days after al- Adha’ (10th of Duh al-Hajjah) as well as after...