Sunan an-Nasa'i 2105
سنن النسائي#2105Da'ifIt was narrated Az-Zuhri, from Abu Hurairah that the Prophet said:"When Ramadan begins, the gates of mercy are opened and the gates of Hall are closed, and the devils are chained up
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Abu GhuddahSahih Lighairihi
Al-AlbaniSahih
Zubair Ali ZaiDaif
In-book reference: 22:16