Vayu Cannot Move a Blade of Grass
Kena Upanishad · Khanda 3 · Verse 19
Sanskrit Original
अथ वायुमब्रुवन्वायो एतद्विजानीहि किमेतद्यक्षमिति तथेति । तदभ्यद्रवत् तमभ्यवदत् कोऽसीति वायुर्वा अहमस्मि मातरिश्वा वा अहमस्मीति । तस्मिन्त्वयि किं वीर्यमित्यपीदꣳ सर्वमाददीय यदिदं पृथिव्यामिति । तस्मै तृणं निदधावेतदादत्स्वेति तदुपप्रेयाय सर्वजवेन तन्न शशाक आदातुम् ॥
atha vāyum abruvan vāyo etad vijānīhi kim etad yakṣam iti tatheti | tad abhyadravat tam abhyavadat ko'sīti vāyur vā aham asmi mātariśvā vā aham asmīti | tasmin tvayi kiṃ vīryam ity apīdaṃ sarvam ādadīya yad idaṃ pṛthivyām iti | tasmai tṛṇaṃ nidadhāv etad ādatsvetī tad upapreyāya sarvajvena tan na śaśāka ādātum ||
They asked Vayu: "Find out what this Yaksha is." He agreed and ran toward it. The Yaksha asked: "Who are you?" "I am Vayu, Matarishva." "What is your power?" "I can carry away everything on earth." The Yaksha placed grass before him. Vayu rushed with full force — he could not move it.