In plain words
Yaśōdā calls: "When you [as Trivikrama] grew to measure the worlds, Namuci [Mahābali's son] stood his ground and said, 'What trick is this? My father did not know of it; take back your former shape and measure in that,' and you whirled him round in the sky: you with the gleaming crown, accō, accō! You who dwell on Vēṅkaṭam, accō, accō!"