Shivapurana 4.35.63

Śivapurāṇa (complete text) 4.35.63

tattvaṃ tattvavidekātmā vibhurviśvavibhūṣaṇaḥ |
ṛṣirbrāhmaṇa aiśvaryajanmamṛtyujarātigaḥ ||