21.37
srjami tan-niyukto ’ham
haro harati tad-vasah
visvam purusa-rupena
paripati trisakti-dhrk
SYNONYMS
srjami—create; tat-niyuktah—engaged by Him; aham—I; harah—Lord Siva; harati—annihilates; tat-vasah—under His control; visvam—the whole universe; purusa-rupena—in the form of Lord Visnu; paripati—maintains; tri-sakti-dhrk—the controller of the three modes of material nature "Lord Brahma said, ’Following the will of the Supreme Personality of Godhead, I create, Lord Siva destroys, and He Himself in the form of Ksirodakasayi Visnu maintains all the affairs of material nature.
Thus the supreme controller of the three modes of material nature is Lord Visnu.’
PURPORT
This is a quotation from Srimad-Bhagavatam (2.6.32).