Bhagavad Gītā Chapter 6, Verse 16: Krishna to Arjuna — Dhyāna-Yoga
Bhagavad Gītā 6.16
नात्यश्नतस् तु योगो ऽस्ति न चैकान्तमनश्नतः ।
नश् चातिस्वप्नशीलस्य जाग्रतो नैव चार्जुन ॥
nātyaśna← na(252 verses)not (negation particle)tas tu← tu(67 verses)but, on the other hand (particle) yogo 'sti na ca← ca(391 verses)and; (homonym: also the consonant ca)ikāntam an← an(9 verses)negation prefix (variant of a-)aśnataḥ← √aś(10 verses)genitive masculine singular present participle verbto eat / to pervade (verbal root, two homophonous roots)
naś cātisvapna← svapna(3 verses)compound (compound member)dream, sleep (from √svap)-śīlasya← śīlagenitive masculine singular nouncharacter, conduct, disposition jāgr← √jāgṛ(3 verses)genitive masculine singular present participle verbto be awake, watchful (verbal root)ato na← na(252 verses)not (negation particle)iva cārjuna
spoken
Yoga is not for one who eats too much or fasts completely, Arjuna, nor for one given to too much sleep or too much waking.