Bhagavad Gita: Chapter 3/Verse 24

Chapter 3/Verse 24

उत्सीदेयुरिमे लोका न कुर्यां कर्म चेदहम् ।
संकरस्य च कर्ता स्यामुपहन्यामिमाः प्रजाः ॥३- २४॥

utsīdeyurime lokā na kuryāṃ karma cedaham ।
saṃkarasya ca kartā syāmupahanyāmimāḥ prajāḥ ॥3- 24॥

If I would not perform action, these worlds would perish. I would be a maker of confusion and would destroy these creatures. 

Word-for-word translations

utsīdeyus (optative, 3rd person, plural) = they would perish

ime (masculine, nominative, plural) = they

lokās (masculine, nominative, plural) = the worlds 

na (adverb) (indeclinable) = not

kuryām (optative, 1st person, singular) = I would perform

karma (neuter, accusative, singular) = action

ced (conjunction) (indeclinable) = if 

aham (pronoun, 1st person, nominative, singular) = I

saṃkarasya (masculine, genitive, singular) = of confusion

ca (conjunction) (indeclinable) = and 

kartā (masculine, nominative, singular) =maker

syām (optative, 1st person, singular) = I would be 

upahanyām (optative, 1st person, singular) = I would destroy

imās (feminine, accusative, plural) = these

prajās (feminine, accusative, plural) = creatures