Brahmandapurana 3.43.21

Brahmāṇḍapurāṇa 3.43.21

śiṣyamāhūya rahasi vāsasā baddhalocanam /
kārayitvā praṇāmānāṃ sāṣṭāṅgānāṃ trayaṃ guruḥ //