Srimad-Bhagavatam: Canto 9 - Chapter 1 - Verse 4
Sanskrit:
शिष्यव्यतिक्रमं वीक्ष्य तं निर्वर्त्यागतो गुरु: ।अशपत् पतताद् देहो निमे: पण्डितमानिन: ॥ ४ ॥
ITRANS:
śiṣya-vyatikramaṁ vīkṣyataṁ nirvartyāgato guruḥaśapat patatād dehonimeḥ paṇḍita-māninaḥ
Translation:
After completing the sacrificial performance for King Indra, the spiritual master Vasiṣṭha returned and found that his disciple Mahārāja Nimi had disobeyed his instructions. Thus Vasiṣṭha cursed him, saying, “May the material body of Nimi, who considers himself learned, immediately fall.”