The spellbinding practice of the ancient Egyptians to help their dearly departed cross over to the next world has enthralled Egyptologists for more than a century, with scientists poring over mortuary papyri to unravel their mysteries. New analysis of an ancient papyrus, the First Book of Breathing, has offered fascinating revelations pertaining to its derivation from the Book of the Dead and, on a broader scale, the intricacies of postmortem deification in ancient Egypt.
Reference Link: https://ancientastronautarchive.com/2020/12/egyptian-books-of-breathing/