Verse 48

समस्तभूतदुष्प्रापामेकदा प्राप कन्दराम् ।संशान्तसर्वसंचारां मुनिर्मोक्षदशामिव

In plain words

One day the sage came upon a cave unreachable by any creature, all coming and going within it stilled, as if he had come upon the very state of mokṣa.