महाचलप्रतिमतनोर्गुहानिभ- प्रसारितप्रथितमुखस्य कानने । मुखोदरं विहरणकौतुकाद्गता: कुमारका: किमपि विदूरगे त्वयि ॥४॥

महाचल-प्रतिम-तनो:-with a mountain like bodyगुहा-निभ-प्रसारित-cave like spread outप्रथित-मुखस्यextended mouthकाननेin the forestमुख-उदरंin the mouth cavityविहरण-कौतुकात्-to explore in eagernessगता: कुमारका:entered the ladsकिम्-अपि(when) somewhatविदूरगे त्वयिahead had gone, Thee

Thou had gone a little ahead. The lads mistook the huge body of the Asura for a mountain and its large spread out mouth for a cave. In their eagerness to explore the woods, they entered the python's open mouth.