The soul is the energy which we truly are, which chose to become a human before we were born.
It is one individual and unique expression of its higher aspect, the oversoul.
The soul enters into this world through the gateway of the heart, and through this channel it creates the expressions of the mind, both light and shadow.
The Egyptians claimed that the soul originally comes in through the back of the neck, “The Mouth of God”.
It’s also said that the soul enters through the spleen area.
Here is Bashar’s chart of the 9 levels of consciousness: