17.8 The foods which increase life, purity, strength, health, joy and cheerfulness (good appetite), which are savoury and oleaginous, substantial and agreeable, are dear to the Sattvic (pure) people.
17.9 The foods that are bitter, sour, saline, excessively hot, pungent, dry and burning, are liked by the Rajasic and are productive of pain, grief and disease.
17.11 That sacrifice which is offered by men without desire for reward as enjoined by the ordinance (scripture), with a firm faith that to do so is a duty, is Sattvic or pure.
17.13 They declare that sacrifice to be Tamasic which is contrary to the ordinances of the scriptures, in which no food is distributed, which is devoid of Mantras, gifts and faith.
17.14 Worship of the gods, the twice-born, the teachers and the wise, purity, straightforwardness, celibacy and non-injury are called the austerities of the body.
देवद्विजगुरुप्राज्ञपूजनं शौचमार्जवम् |
ब्रह्मचर्यमहिंसा च शारीरं तप उच्यते ||१७-१४||