Mahabharata 3.104.11

शंकरं भवमीशानं शूलपानिं पिनाकिनम्त्र्यम्बकं शिवमुग्रेशं बहुरूपमुमापतिम्

śaṃkaraṃ bhavamīśānaṃ śūlapāniṃ pinākinamtryambakaṃ śivamugreśaṃ bahurūpamumāpatim

Our plain-language meaning of this verse is waiting for scholar review.