The Prophet ﷺ used to say, "O Allah," and he mentioned the supplication, and said at the end of it, "I seek refuge in You from being taken unawares from beneath me," meaning by that being swallowed up by the earth.
أخبرنا محمد بن الخليل قال حدثنا مروان هو ابن معاوية عن علي بن عبد العزيز عن عبادة بن مسلم الفزاري عن جبير بن أبي سليمان
النبي ﷺ يقول اللهم فذكر الدعاء وقال في آخره أعوذ بك أن أغتال من تحتي يعني بذلك الخسف
No references are available.
[Its chain of transmission is sahih] See the previous hadith, and it is found in Kubra, hadith no. 7970.