Bhagavatapurana 1.6.26

1.6.26

etāvaduktvopararāma tan mahad bhūtaṃ nabholiṅgam aliṅgam īśvaram /
ahaṃ ca tasmai mahatāṃ mahīyase śīrṣṇāvanāmaṃ vidadhe 'nukampitaḥ //

26. Having said but this, that great Being became silent—that Being of ethereal body, (not marked by any visible sign), yet the Ruler of every thing; and to that Great Being, Greater than the Great, I, being thus the object of His grace, bow down My head.