Egyptians believed onces they died they were birthed again. That is what their tradinonal funeral practices were about.
They believed that each person had three souls: Ka, Ba, Akh.
When a person died priest recited prayers and after the body was washed and purified in a shelter called Ibu. The body was then taken and organs were removed. Next it was packed with salt in containers. It is then stored for 40 days. Once 40 days passed the body was got wrapped in bandages ad stuffed with jewelry in the layers. That was the put in a coffin.