यत्तु कृत्स्नवदेकस्मिन्कार्ये सक्तमहैतुकम् |
अतत्वार्थवदल्पं च तत्तामसमुदाहृतम् || 22||
yat tu kṛitsna-vad ekasmin kārye saktam ahaitukam
atattvārtha-vad alpaṁ cha tat tāmasam udāhṛitam
BG 18.22: That knowledge is said to be in the mode of ignorance where one is engrossed in a fragmental concept as if it encompasses the whole, and which is neither grounded in reason nor based on the truth.