Ṣoḍaśāvaraṇa-cakre Rudrāṇāṃ Nāma-sthāna-nirdeśa
Rudras in the Sixteen-Enclosure Chakra
तत्र कक्षान्तरे देवः शङ्खचक्रगदाधरः / भिन्नो द्वादशमूर्त्या च पूर्वाद्याशासुरक्षति
tatra kakṣāntare devaḥ śaṅkhacakragadādharaḥ / bhinno dvādaśamūrtyā ca pūrvādyāśāsurakṣati
There, within the inner precinct, the Deva who bears conch, discus, and mace, divided into twelve forms, protects the quarters, beginning with the East and the rest.