Bhagavad Gita: Chapter 3/Verse 2

व्यामिश्रेणेव वाक्येन बुद्धिं मोहयसीव मे ।
तदेकं वद निश्चित्य येन श्रेयोऽहमाप्नुयाम् ॥३- २॥

vyāmiśreṇeva vākyena buddhiṃ mohayasīva me ।
tadekaṃ vada niścitya yena śreyo'hamāpnuyām ॥3- 2॥

With words that seem equivocal, just so you cause confusion in my understanding. Without a doubt tell that one [way] by which I should attain the better. 

Word-for-word translation

vyāmiśreṇa (adjective) (neuter, instrumental, singular) = with equivocal  

iva (adverb) (indeclinable) = that seem

vākyena (neuter, instrumental, singular) = with words

buddhim (feminine, accusative, singular) = understanding

mohayasi (causative, 2nd person, singular) = you cause confusion

iva (adverb) (indeclinable) = just so

me (pronoun, genitive, singular) = of me

tad (neuter, accusative, singular) = that

ekam (neuter, accusative, singular) = one

vada (imperative, 2nd person, singular) = tell

niścitya (gerund) (indeclinable) = without a doubt 

yena (neuter, instrumental, singular) = by which

śreyas (comparative) (neuter, accusative, singular) = the better

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

āpnuyām (optative, 1st person, singular) = I should attain