Bhagavatapurana 3.28.22.p2

3.28.22.p2

jānu-dvayaṃ jalaja-locanayā jananyā $ lakṣmyākhilasya sura-vanditayā vidhātuḥ &

23. He should enshrine in his mind (heart) the two knees (the portions from the foot to the knee joint) of the Lord who is not subject to Samsara, which are tenderly pressed by the brilliant sprout-like hands of Lakshmi of lotus-like eyes, who is the mother of Brahma the maker of all.