Literature Reference: 嘉雨既零，百谷既成。——《诗经·小雅·鹿鸣》 The auspicious rain falls, and all grains flourish. Source from 'The Book of Songs: Minor Odes of the Kingdom'.
嘉: Praise, auspiciousness, celebration, and happiness.
雨: The life-giving rain that nourishes all things.
Meaning: Auspicious rain symbolizes harvest and blessings.