17.17 When tat, that; trividham, threefold-based on three factors; tapah, austerity, which is being discussed; is taptam, undertaken, practised; paraya, with supreme, with the highest; sraddhaya, faith, belief in God and the other world; naraih, by people, by its performers; aphala-akanksibhih, who do not hanker after results,who are devoid of desire for results; and yuktaih, who are self-controlled;-that austerity which is of this kind, the noble people paricaksate, speak of it; as sattvikam, born of sattva.