Shiva Purana

siva.sh/siva-purana/saturda-samhita/10/16

प्रह्लादेन स्वपुत्रेण हरिभक्तेन दैत्यराट् ।। यदा विद्वेषमकरोद्धरिर्वैरं विशेषतः ।। १६ ।।

sanskrit

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