As the Lord, in His plenary portion, entered into the elements of the universal creation, they transformed into the gigantic form in which all the planetary systems and all movable and immovable creations rest.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
परेण विशता स्वस्मिन्मात्रया विश्वसृग्गणः । चुक्षोभान्योन्यमासाद्य यस्मिन् लोकाश्चराचराः
pareṇa viśatā svasminmātrayā viśvasṛggaṇaḥ | cukṣobhānyonyamāsādya yasmin lokāścarācarāḥ
SB 3.6.5