Shiva Purana
प्रह्लादेन स्वपुत्रेण हरिभक्तेन दैत्यराट् ॥ यदा विद्वेषमकरोद्धरिर्वैरं विशेषतः ॥ १६ ॥
When the king of the Daityas hated his own son Prahlāda, Viṣṇu became his particular enemy.
english translation
prahlAdena svaputreNa haribhaktena daityarAT ॥ yadA vidveSamakaroddharirvairaM vizeSataH ॥ 16 ॥
hk transliteration by Sanscript