vatsaḥ - a calf; ca - also; āsīt - became; tadā - at that time; brahmā - Lord Brahmā; svayam - personally; viṣṇuḥ - Lord Viṣṇu, the Supreme Personality of Godhead; ayam - this; hi - indeed; gauḥ - a cow; praviśya - entering; tri-puram - the three residences; kāle - at noon; rasa-kūpa-amṛtam - the nectar contained in that well; papau - drank.

Then Lord Brahmā became a calf and Lord Viṣṇu a cow, and at noon they entered the residences and drank all the nectar in the well.