Glowing Orb Spell:
Syntax: cast 'glowing orb'                              (Cleric Level 4 Spell)
                                                        (Mage Level 2 Spell)
Causes a magical ball of light to be formed, which can be used as a
temporary light source.  While seemingly permanent, it does not endure
long durations of inactivity, such as when one rents a room at an inn.
(Min Mana = 5)

See Also: Darksight (spell to allow sight without light)
          Light     (general information about light and sight)