It is narrated on the authority of Anas that verily the Messenger of Allah (ﷺ) said
"The Hour (Resurrection) will not occur until 'Allah , Allah' is not said on earth." It is narrated on the authority of Anas that the Messenger of Allah (ﷺ) said : "The Hour (Resurrection) will not occur as long as anyone says : 'Allah , Allah.'"