Bhagavad Gita: Chapter 15/Verse 11

यतन्तो योगिनश्चैनं पश्यन्त्यात्मन्यवस्थितम् ।

यतन्तोऽप्यकृतात्मानो नैनं पश्यन्त्यचेतसः ॥१५- ११॥

yatanto yoginaścainaṃ paśyantyātmanyavasthitam ।

yatanto'pyakṛtātmāno nainaṃ paśyantyacetasaḥ ॥15- 11॥

And the striving yogins see this situated in the self. Those unreasoning selves that are not perfected, even striving, do not see this. 

yatantas (present participle, masculine, nominative, plural) = striving 

yoginas (masculine, nominative, plural) = yogins 

ca (conjunction) (indeclinable) = and 

enam (masculine, accusative, singular) = this  

paśyanti (present tense, 3rd person, plural) = they see 

ātmani (masculine, locative, singular) = in the self 

avasthitam (past passive participle, masculine, accusative, singular) = situated  

yatantas (present participle, masculine, nominative, plural) = striving 

api (adverb) (indeclinable) = even 

akṛtātmānas (masculine, nominative, plural) = whose selves are not perfected  

na (adverb) (indeclinable) = not

enam (masculine, accusative, singular) = this  

paśyanti (present tense, 3rd person, plural) = they see 

acetasas (masculine, nominative, plural) = the unreasoning