Chapter 53: Characteristics of the Day of Judgment, Paradise, and Hell
' A' isha reported: I asked Allah' s Messenger (ﷺ) about the words of Allah, the Exalted and Glorious: " The day when the earth would be changed for another earth and Heaven would be changed for another Heaven (Xi V. 48), (and inquired: ) (Allah' s Messenger), where would the people be on that day? He said: They would be on the Sirat.
Sahih Muslim 2791