tat-those; nah-unto us; susrusamananam-those who are endeavoring for; arhasi-ought to do it; aṅga-O Suta Gosvami; anuvarnitum-to explain by following in the footsteps of previous acaryas; yasya-whose; avatarah-incarnation; bhutanam-of the living beings; ksemaya-for good; ca-and; bhavaya-upliftment; ca-and.