Bhagavata Purana 5.25.3
Srimad Bhagavatam · 25 · Verse 3
Sanskrit Original
यस्य ह वा इदं कालेनोपसञ्जिहीर्षतोऽमर्षविरचितरुचिरभ्रमद्भ्रुवोरन्तरेण साङ्कर्षणो नाम रुद्र एकादशव्यूहस्त्र्यक्षस्त्रिशिखं शूलमुत्तम्भयन्नुदतिष्ठत् ॥ ३ ॥
yasya ha vā idaṁ kālenopasañjihīrṣato ’marṣa-viracita-rucira-bhramad-bhruvor antareṇa sāṅkarṣaṇo nāma rudra ekādaśa-vyūhas try-akṣas tri-śikhaṁ śūlam uttambhayann udatiṣṭhat.
At the time of devastation, when Lord Anantadeva desires to destroy the entire creation, He becomes slightly angry. Then from between His two eyebrows appears three-eyed Rudra, carrying a trident. This Rudra, who is known as Sāṅkarṣaṇa, is the embodiment of the eleven Rudras, or incarnations of Lord Śiva. He appears in order to devastate the entire creation.