The World of Light is also the source of Piriawis, the Great Yardena (Classical Mandaic: ࡉࡀࡓࡃࡍࡀ, romanized: iardna), or "Jordan" of Life.
[1] In Mandaean cosmology, ether (Mandaic: aiar or ayar) permeates outer space and the World of Light.
[4]: 14–15 The Mshunia Kushta is a section of the World of Light where spiritual counterparts or images called dmuta are found.
[1] The Scroll of Abatur mentions a heavenly tree called Shatrin (Šatrin) where the souls of unbaptized Mandaean children are temporarily nourished for 30 days.
[2] Rituals mediated by priests allow for a laufa (or laupa, meaning 'connection' or 'union') to be made from Tibil to the World of Light.
The World of Darkness is ruled by its king Ur (Leviathan) and its queen Ruha, mother of the seven planets and twelve constellations.
In Mandaeism, people, spirits, and places are often considered to have both earthly and heavenly counterparts (dmuta), which dwell in the Mshunia Kushta ("Realm of Truth").