حَدَّثَنَا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ، حَدَّثَنَا عَلِيُّ بْنُ مُسْهِرٍ، عَنْ دَاوُدَ، عَنِ الشَّعْبِيِّ، عَنْ مَسْرُوقٍ، عَنْ عَائِشَةَ، قَالَتْ سَأَلْتُ رَسُولَ اللَّهِ صلى الله عليه وسلم عَنْ قَوْلِهِ عَزَّ وَجَلَّ ‏{‏ يَوْمَ تُبَدَّلُ الأَرْضُ غَيْرَ الأَرْضِ وَالسَّمَوَاتُ‏}‏ فَأَيْنَ يَكُونُ النَّاسُ يَوْمَئِذٍ يَا رَسُولَ اللَّهِ فَقَالَ ‏"‏ عَلَى الصِّرَاطِ ‏"‏ ‏.‏

'A'isha reported: I asked Allah's Messenger (PBUH) 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 (XiV. 48), (and inquired: ) (Allah's Messenger), where would the people be on that day? He said: They would be on the Sirat. Translation Not Available

Book Ref: Sahih Muslim Book 52 Hadith 6709
Web Ref:  Sahih Muslim Book 39 Hadith 2791