https://tokandylaki.blogspot.com/2012/09/why-are-vigil-lamps-lit-before-icons.html
KANDYLAKI: WHY ARE VIGIL LAMPS LIT BEFORE ICONS?
by St. Nikolai of Ohrid and Zica First- because our faith is light. Christ said: I am the light of the world (John 8:12). ...
vigil lampsliticons