Buddha's light shines on all beings, which means that the wisdom of Buddha shines on all things, and all things mean all life, reminding people to look at all things with compassion.
Buddha's light represents Buddha's wisdom. It shines the darkness of all sentient beings with Buddha's wisdom and light, so that all sentient beings in the world can open their inherent wisdom and light. Zheng Zhongsheng's answer to C Rong is for reference only. Please don't be blind and superstitious.