nirupyatam-let it be ascertained; iha-in this world; sva-arthah-personal benefit; kiyan-how much; deha-bhrtah-of a living entity who has a material body; asurah-O sons of demons; niseka-adisu-beginning from the happiness derived from sex life; avasthasu-in temporary conditions; klisyamanasya-of one who is suffering in severe hardships; karmabhih-by his previous material activities.