Then he said to Satyayagña Paulushi: 'O Prâkînayogya, whom do you meditate on as the Self?' He replied: 'The sun only, venerable king.' He said: 'The Self which you meditate on is the Vaisvânara Self, called Visvarûpa (multiform). Therefore much and manifold wealth is seen in your house.

In plain words: The king asks Satyayajna what he worships as the Self, and he says the sun. The king says the sun is one part of the universal Self, called 'many-formed,' and that is why his house has many kinds of wealth.