1. 11

    अफलाकाङ्क्षिभिर्यज्ञो विधिदृष्टो य इज्यते । यष्टव्यमेवेति मनः समाधाय स सात्त्विकः ॥ १७-११॥

    That sacrifice which is offered by men without desire for reward as enjoined by Shaastra (scripture), with a firm faith that to do so is a duty, is done through sattva.

  2. 12

    अभिसन्धाय तु फलं दम्भार्थमपि चैव यत् । इज्यते भरतश्रेष्ठ तं यज्ञं विद्धि राजसम् ॥ १७-१२॥

    O Bharat ( Arjun )! But that sacrifice which is performed having in veiw a result, as also for ostentation, know that sacrifice to be done through rajas.

  3. 13

    विधिहीनमसृष्टान्नं मन्त्रहीनमदक्षिणम् । श्रद्धाविरहितं यज्ञं तामसं परिचक्षते ॥ १७-१३॥

    They declare that sacrifice as 'done through tamas' which iscontrary to Shaastravidhi ( the ordinances of the scriptures ), in which no food is distributed, which is devoid of Mantras, gifts and faith.

  4. 14

    देवद्विजगुरुप्राज्ञपूजनं शौचमार्जवम् । ब्रह्मचर्यमहिंसा च शारीरं तप उच्यते ॥ १७-१४॥

    Worship of God and the Master; respect for the preacher and the wiseman; purity, rectitude, continence and harmlessness - all this is physical austerity.

  5. 15

    अनुद्वेगकरं वाक्यं सत्यं प्रियहितं च यत् । स्वाध्यायाभ्यसनं चैव वाङ्मयं तप उच्यते ॥ १७-१५॥

    Speech that hurts no one, that is true, is pleasant to listen to and beneficial, and also the practice of regular recitation of the Vedas - all this is said to be an austerity of speech.