Chapter 17, Shloka 13

विधिहीनमसृष्टान्नं मन्त्रहीनमदक्षिणम्।
श्रद्धाविरहितं यज्ञं तामसं परिचक्षते।। १७.१३ ।।

Summary Translation:

Any sacrifice performed without regard for the directions of scripture, without distribution of prasādam, without chanting of Vedic hymns and remunerations to the priests, and without faith, is considered to be in the mode of ignorance.

Detailed Analysis:

In this verse, Lord Krishna defines the Features of sacrifice (Yajna) in the Mode of ignorance (Tamas). He provides a Checklist of what is missing in such actions: it is Vidhi-hinam (ignoring scriptures), Asrishta-annam (no food distribution), Mantra-hinam (no Vedic chants), Adakshinam (no charity/remuneration), and most importantly, Shraddha-virahitam (devoid of faith). This Analysis is Severe because it reveals that Tamas is a total Rejection of Order. For a Hindu, this Shloka is a Warning against Carelessness in worship. Krishna is Identifying that Ignorance leads to Chaos and Decay. The analysis shows that Tamasic sacrifice is Destructive, as it Insults the Divine and the Tradition. Krishna’s Diagnosis proves that Laziness or Disrespect for Process is a Sign of a soul Blinded by Darkness. The Significance of this shloka is that it highlights the Importance of Completeness in spiritual acts. Krishna’s Insight proves that Tamas results in Stagnation. The Lesson here is that Rituals are not Formalities but Realities that require Participation. This verse acts as a Guard against Nihilism. It reinforces the Truth that Order is Divine. Ultimately, Salvation is Barred for those who Mock the Path through Tamasic negligence. This shloka is a Call to Responsibility and Devotion.