Anubis at Work

Image source here, it is from a tomb, but I wasn't able to find out which one.
©Joan Ann Lansberry, March 20, 2010

Anubis has an "Isis Knot" around his waist,
said to represent the "blood, magic, and power of Isis." (_Ancient Egyptian Magic_, pages 193-194)
but I suspect there are other more ancient associations!)