Narrated Abu Huraira: Allah's Apostle said, "When the month of Ramadan comes, the gates of Paradise are opened and the gates of the (Hell) Fire are closed, and the devils are chained."
— Sahih Bukhari, Volume 4, Book 54: Beginning of Creation, Hadith #497
Narrated Abu Huraira: Allah's Apostle said, "When the month of Ramadan comes, the gates of Paradise are opened and the gates of the (Hell) Fire are closed, and the devils are chained."
This hadith is from the book of Beginning of Creation in Sahih Bukhari, compiled by Imam al-Bukhari. It is hadith number 497 in book 54 of volume 4.
This hadith is referenced in the following topics: Descriptions of Paradise, Satan - Iblis.