Inside the ancient tombs
That was the mean of the souls
Journey to the afterlife
For the immortality
 
From them death ceremony Thy was in active operation with offering the meat and drink for them dead
From the dead chamber inside (Khufu's) pyramids the ceremony of the dead 
Anubis the ancient symbol of the underworld who guided and protected the spirits of the dead.
 He was the Lord of the Hallowed Land - the necropolis - and (Khenty Amentiu) , 
The Land of the Dead was thought to be to the west of (Ankh-Tawy) where thy buried their dead.
(Khenty Amentiu) was the name of a previous canine deity 
Who was superseded by Anubis.
The worship of Anubis was an ancient one 
 
From the pyramid texts of (Unas), his role was already clear 
He was associated with the Eye of Horus
And he was already thought to be the guide of the dead in the afterlife
Showing them the way to Osiris. In the text
 It was written that "Unas stranded towards valley of death”
no one of the black souls can Bewitches them dead 
Anubis was the protector of embalming and guardian of both the mummy and the necropolis.  
At the ancient golden gates
Osiris took over many of Anubis' jobs as caretaker and protector of the dead
He was the symbol of embalming who presided over the funerary rituals.
The funerary priests would wear a mask of the jackal god during the mummification process 
Inside the dead chamber the opening of the body