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.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
निशम्यैतत्सुतवचो हिरण्यकशिपुस्तदा । गुरुपुत्रमुवाचेदं रुषा प्रस्फुरिताधरः
niśamyaitatsutavaco hiraṇyakaśipustadā | guruputramuvācedaṃ ruṣā prasphuritādharaḥ
SB 7.5.25