The Egyptian Book of the dead by P. Le Page Renouf and Edouard Naville

3. That his body may be reconstituted. It is curious to find in so late

texts a vague remembrance of what seems to have been the prevalent custom in prehistoric times, and perhaps also during the Thinite period: the dismemberment of the body of the deceased. This custom was so entirely superseded by the opposite process, the mummification and the careful preservation of the body, that the old tradition is always mentioned with horror and disgust. The Book of the Dead is full of objurgations against the dismemberment of the body.