Abu Hurairah narrated that: The Prophet said: "A woman may not fast a day - other than in the month of Ramadan - while her husband is present, except with his permission"
SahihSahihSahih - Bukhari And MuslimBook 8 · Hadith 101
جامع الترمذي
Abu Hurairah narrated that: The Prophet said: "A woman may not fast a day - other than in the month of Ramadan - while her husband is present, except with his permission"