guṇa-visrambhy upakramet

sastrasya-of the scriptures; pituh-of the father; adesam-the instruction; yah-one who; na-not; veda-understands; nivartakam-which brings about the cessation of the material way of life; katham-how; tat-anurupaya-to follow the instruction of the sastras; guna-visrambhi-a person entangled in the three modes of material nature; upakramet-can engage in the creation of progeny.