Is the niyyah for fasting to be done once at the beginning of ramadhan or daily before fajr or both can be practiced according to the Sunnah Rasul
Al-jawab billahi at-taufeeq (the answer with Allah’s guidance)
Making an intention for every fast of Ramadhan (in the heart) is a condition that validate the fast. (Nurul Idhah)
It is virtuous to make Niyyah (intention) of every fast of Ramadhan during Subah Sadiq.
(Al Fiqhul Hanafi Wa Adillatuhu Vol. 1 Pg. 363)
Please also view this link: http://www.muftisays.com/qa/question/2657/clarification-of-question-2558.html
And Only Allah Ta’ala Knows Best.