Bismillah Walhamdulillah Was Salaatu Was Salaam ‘ala Rasulillah
Narrated Abu Huraira (Radi-Allahu ‘anhu):
The Prophet (Sallallahu ‘Alaihi Wa Sallam) said, “A woman should not fast (optional fasts) except with her husband’s permission if he is at home (staying with her).”
Bukhari Vol. 7 : No. 120