Then he sacrifices, saying: 'Adoration to the Âdityas and to the Visve Devas, who dwell in heaven, who dwell in the world. Obtain that world for me, the sacrificer!'

In plain words: The worshipper makes his offering and bows to the Adityas and the Visve Devas, who live in heaven. He asks them to win that heavenly world for him.