Literature Reference: At dusk, I lodged in the spiritual cave, and in sleep, all worldly thoughts vanished. Source from 'Su Jianji Guan'.
灵: Ingenious and dexterous, when used as a personal name, it signifies intelligence and wit, not mere cleverness without depth.
洞:
Meaning: The spiritual cave signifies a deep and serene sanctuary, symbolizing inner peace and transcendence.