Mahabharata 1.41.28

तपो वाप्यथ वा यज्ञो यच्चान्यत्पावनं महत्तत्सर्वं न समं तात संतत्येति सतां मतम्

tapo vāpyatha vā yajño yaccānyatpāvanaṃ mahattatsarvaṃ na samaṃ tāta saṃtatyeti satāṃ matam

Our plain-language meaning of this verse is waiting for scholar review.