Essence
The ka is the life-force; the ba is the mobile aspect; the akh is the effective, luminous state achieved through proper rites and ethical living.
Sources & References
See also
Ma'at — Truth, Order, Justice
Ma'at names the principle and goddess of truth, right order, balance, and cosmic-ethical harmony in ancient Egypt.
42 Assessors of Ma'at
The tribunal of forty‑two assessors in Spell 125 of the Book of the Dead before whom the deceased declares innocence.
Gates of the Duat
The night journey of Ra passes through gates guarded by deities; Books of the Amduat and Gates describe their order and names.