Bhagavad Gita: Chapter 18/Verse 18

अयुक्तः प्राकृतः स्तब्धः शठो नैष्कृतिकोऽलसः ।


विषादी दीर्घसूत्री च कर्ता तामस उच्यते ॥१८- २८॥

jñānaṃ jñeyaṃ parijñātā trividhā karmacodanā ।

karaṇaṃ karma karteti trividhaḥ karmasaṃgrahaḥ ॥18- 18॥

Knowledge, the to-be-known, [and] the one who knows is the threefold inspiration to action. The means, the action, and the agent are the threefold constituents of action. 


jñānam (neuter, nominative, singular) = knowledge

jñeyaṃ (gerundive, neuter, nominative, singular) = the to-be-known

parijñātā (feminine, nominative, singular) = the one who knows

trividhā (feminine, nominative, singular) = threefold 

karmacodanā (karma + codanā) (feminine, nominative, singular) = inspiration to action 


karaṇam (neuter, nominative, singular) = means

karma (neuter, nominative, singular) = action

kartā (masculine, nominative, singular) = agent

iti (punctuation) (indeclinable) = (syntax marker)

trividhas (masculine, nominative, singular) = threefold 

karmasaṃgrahas (karma + saṃgrahas) (masculine, nominative, singular) = constituents of action