Bhagavad Gita: Chapter 18/Verse 22

यत्तु कृत्स्नवदेकस्मिन्कार्ये सक्तमहैतुकम् ।

अतत्त्वार्थवदल्पं च तत्तामसमुदाहृतम् ॥१८- २२॥

yattu kṛtsnavadekasminkārye saktamahaitukam ।

atattvārthavadalpaṃ ca tattāmasamudāhṛtam ॥18- 22॥

But [the knowledge] as if it were all in the one to-be done, which is attached, without motive, without real aim, and small. That is declared as tamasic. 

yad (pronoun, 3rd person, neuter, nominative, singular) = which 

tu (conjunction) (indeclinable) = but 

kṛtsnavat (neuter, nominative, singular) = as if it were all 

ekasmin (neuter, locative, singular) = in one

kārye (neuter, locative, singular) = in the to-be done 

saktam (neuter, nominative, singular) = attached 

ahaitukam (neuter, nominative, singular) = without motive 

atattvārthavat (neuter, nominative, singular) = without real aim 

alpaṃ (neuter, nominative, singular) = small 

ca (conjunction) (indeclinable) = and

tad (neuter, nominative, singular) = that 

tāmasam (neuter, nominative, singular) = tamasic 

udāhṛtam (past passive participle, neuter, nominative, singular) = declared