Genesis 50:2

And Joseph commanded his servants, the physicians, to embalm his father, an art in which the Egyptians had reached a high degree of perfection, as the condition of most mummies shows. And the physicians embalmed Israel. They took out those organs of the body which were most easily subject to decay, filling the cavities with spices, soaking the flesh in a solution which prevented its decaying, and then wrapping the body in linen smeared with gum. 6)