varṣīyān mad-anugrahaḥ

nana-karma-varieties of service; vitanena-by expansion of; prajah-population; bahvih-innumerable; sisrksatah-desiring to increase; na-never; atma-self; avasidati-will be bereaved; asmin-in the matter; te-of you; varsiyan-always increasing; mat-My; anugrahah-causeless mercy.