Sunan An-Nasa'i

It was narrated that 'Arfajah said; 'We visited 'Utbah bin Farqad (when he was ill) and we talked about the month of Ramadan. He said; 'What are you talking about?' We said:'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