'The month of Ramadan. He said: "I heard the Messenger of Allah say: In it the gates of Paradise are opened and the gates of the Fire are closed, and the devils are chained up, and a caller calls out every night: O doer of good, proceed; O doer of evil, desist!"'
Sunan an-Nasa'i Book 22, Hadith 18
← Previous Hadith "The Messenger of Allah said: 'There has come to you Ramadan, a blessed month, which Allah, the Mighty and Sublime, has enjoined you to fast. In it the gates of heavens are opened and the gates of Hell are closed, and every devil is chained up. In it Allah has a night which is better than a thousand months; whoever is deprived of its goodness is indeed deprived."'

Sunan an-Nasa'i Book 22, Hadith 17 Next Hadith → " I was in a house with 'Utbah bin Farqad, and I wanted to narrate a Hadith, but there was a man from among the Companions of the Prophet there, and I felt it was more appropriate fro him to narrate the Hadith than I. The man narrated that the Prophet said. Concerning of the Prophet there, and I felt it was more appropriate for him to narrate the Hadith than I. the man narrated that the Prophet said, concerning Ramadan: 'In it the gates of Heavens are opened and the gates of the Fire are shut, and every devil is fettered. A caller calls out every night: O seeker of good, proceed; O seeker of evil, desist!"'

Sunan an-Nasa'i Book 22, Hadith 19