krishnasya -- of Lord Krishna; ananta -- unlimited; viryasya -- whose prowess; yoga-maya -- of the mystic, deluding energy; maha -- elaborate; udayam -- the manifestation; muhuh -- repeatedly; drishtva -- having witnessed; rishih -- the sage, Narada; abhut -- became; vismitah -- amazed; jatakautukah -- filled with wonder.

Having repeatedly seen the vast mystic display of Lord Krishna, whose power is unlimited, the sage was amazed and filled with wonder.