Volume 1, Book 2, Number 37:
Narrated Abu Huraira:
Volume 1 – 19 / 1700
SAHIH BUKHARI VOLUME 1 > BOOK 2: BELIEF
Allah’s Apostle said, “Whoever observes fasts during the month of Ramadan out of sincere faith,
and hoping to attain Allah’s rewards, then all his past sins will be forgiven.”