Srimad-Bhagavatam: Canto 7 - Chapter 1 - Verse 25
Sanskrit:
निशम्यैतत्सुतवचो हिरण्यकशिपुस्तदा ।गुरुपुत्रमुवाचेदं रुषा प्रस्फुरिताधर: ॥ २५ ॥
ITRANS:
niśamyaitat suta-vacohiraṇyakaśipus tadāguru-putram uvācedaṁruṣā prasphuritādharaḥ
Translation:
After hearing these words of devotional service from the mouth of his son Prahlāda, Hiraṇyakaśipu was extremely angry. His lips trembling, he spoke as follows to Ṣaṇḍa, the son of his guru, Śukrācārya.