The significance of the number 18 in Egyptian mythology is associated with 'Amded.' Amded represents the transition of the deceased into the afterlife. As a symbol of transitioning from mortal life to an immortal existence, the number 18 held a special significance in these rituals and dedication ceremonies. It became a symbol of immortality in Egyptian society and was consequently acknowledged as an important emblem. This number was regarded as a form of key or symbol in the passage to life after death. text ChatGPT