ŚB 3.6.22

pādau — the legs; asya — of the gigantic form; vinirbhinnau — being manifested separately; loka-īśaḥ viṣṇuḥ — the demigod Viṣṇu (not the Personality of Godhead); āviśat — entered; gatyā — by the power of movement; sva-aṁśena — with his own parts; puruṣaḥ — living entity; yayā — by which; prāpyam — destination; prapadyate — reaches.