Genesis 50:2-4

2Then Joseph ordered his servants the physicians to embalm (mummify) his father. So the physicians embalmed Israel (Jacob).

3Now forty days were required for this, for that is the customary number of days [of preparation] required for embalming. And the Egyptians wept and grieved for him [in public mourning as they would for royalty] for seventy days.

4When the days of weeping and public mourning for him were past, Joseph spoke to [the nobles of] the house of Pharaoh, saying, “If now I have found favor in your sight, please speak to Pharaoh, saying,