Sunan an-Nasai 16818
In-book no 2082أَخْبَرَنَا قُتَيْبَةُ، عَنْ مَالِكٍ، وَمُغِيرَةَ، عَنْ أَبِي الزِّنَادِ، عَنِ الأَعْرَجِ، عَنْ أَبِي هُرَيْرَةَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " كُلُّ بَنِي آدَمَ - وَفِي حَدِيثِ مُغِيرَةَ كُلُّ ابْنِ آدَمَ - يَأْكُلُهُ التُّرَابُ إِلاَّ عَجْبَ الذَّنَبِ مِنْهُ خُلِقَ وَفِيهِ يُرَكَّبُ " .
It was narrated that Abu Hurairah said: "The Messenger of Allah said: 'The Messenger of Allah said: 'The whole of the son of Adam will be consumed by the earth, except for the tailbone, from which he was created and from which he will be created anwe."'