Srimad-Bhagavatam: Canto 5 - Chapter 1 - Verse 15
Sanskrit:
यस्मिन् प्रविष्टेऽसुरवधूनां प्राय: पुंसवनानि भयादेव स्रवन्ति पतन्ति च ॥ १५ ॥
ITRANS:
yasmin praviṣṭe ’sura-vadhūnāṁ prāyaḥ puṁsavanāni bhayād eva sravanti patanti ca.
Translation:
When the Sudarśana disc enters those provinces, the pregnant wives of the demons all have miscarriages due to fear of its effulgence.