Genesis 50:3; Genesis 50:10; Genesis 50:11

3 taking a full forty days, for that was the time required for embalming. And the Egyptians mourned for him seventy days.

10 When they reached the threshing floor of Atad, near the Jordan, they lamented loudly and bitterly; and there Joseph observed a seven-day period of mourning for his father.

11 When the Canaanites who lived there saw the mourning at the threshing floor of Atad, they said, “The Egyptians are holding a solemn ceremony of mourning.” That is why that place near the Jordan is called Abel Mizraim.