Shivapurana 7.2.41.42

Śivapurāṇa (complete text) 7.2.41.42

atha ca te paśupāśamumukṣayā-khilatayā kṛtapāśupatavratāḥ |
adhikṛtākhilabodhasamādhayaḥ paramanirvṛtimāpuraninditāḥ ||