Matsyapurana 106.17

106.17

aṅgiraḥpramukhāścaiva tathā brahmarṣayaḥ pare
tathā nāgāḥ suparṇāśca siddhāśca khecarāśca ye //

O King! The sacred place lying between the Ganges and the Yamunâ is venerated even by the Devas, Asuras, Sages, Ṛiṣis, Gandharvas. One should therefore go there with devotion, for Brahmâ, Devas, Ṛiṣis, Sages, Lokapâlas, Sâdhya Devas, Pitris, Sanatkumâra, etc., the greatest of the sages Aṅgirâ, etc. Brahma Ṛiṣis, serpents, suparnâs, oceans, rivers, mountains, vidyâdharas, Lord Viṣṇu Himself, along with Brahmâ, are present there.—14-18.