bhoksyate yad-vamsa-dharair
eka-ekasya-of each one; abhavat-there became; tesam-of them; rajan-O King; arbudam-ten million; arbudam-ten million; bhoksyate-is ruled; yat-whose; vamsa-dharaih-by descendants; mahi-the whole world; manu-antaram-up to the end of one Manu; param-and afterward.