Verse
यज्ञार्थात्कर्मणोऽन्यत्र लोकोऽयं कर्मबन्धनः ।तदर्थं कर्म कौन्तेय मुक्तसङ्गः समाचर ॥
By doing works otherwise than for sacrifice, this world of men is in bondage to works; for sacrifice practise works, O son of Kunti, becoming free from all attachment.
Gītā 3·9