Mishkat al-Masabih #1866
Fasting
Abu Huraira reported God’s messenger as saying, "When Ramadan begins the gates of heaven are opened." A version has, "The gates of paradise are opened, the gates of jahannam are locked, and the devils are chained." Another has, "The gates of mercy are opened."
(Bukhari and Muslim).
Topics
About Mishkat al-Masabih
This hadith is #1866 from Mishkat al-Masabih, in the Book of Fasting. Mishkat al-Masabih contains 4,428 hadiths across 25 books.