Verse 6

सेवार्थमाययुस्तस्य तं प्रदेशं तदा बलेः ।अन्ये च बहवः सिद्धास्त्रेलोक्योदरवासिनः

In plain words

— all these then came, for the sake of service, to that region of Bali's; and many other Siddhas too, dwellers within the belly of the three worlds.