Brahma Purana 235.17

Brahmapurāṇa 235.17

nābhau nidhāya hastau dvau śāntaḥ padmāsane sthitaḥ
saṃsthāpya dṛṣṭiṃ nāsāgre prāṇān āyamya vāgyataḥ //