Markandeyapurana 3.14

3.14

kasya śāpādiyaṃ prāptā bhavadbhirvikriyā parā /
rūpasya vacasaścaiva tanme vaktumīhārhatha //

Having clearly heard this their perfectly articulated speech, the Ṛṣi, surrounded by all his disciples, and accompanied by his son Śṛṅgin, being full of eager curiosity, and covered with horripilation as with a garment, said, “Tell me truly the cause of your power of speech. Through whose curse did you incur this wondrous transformation both in form and speech? Deign here to tell me that.”