Padmapurana 1.44.158

Padmapurāṇa 1.44.158

kumārauvācakaṃvaḥkāmaṃprayacchāmibhavaṃtobrūtanirvṛtāḥ
yadyapyasādhyaṃkṛtyaṃnohṛdayeciṃtitaṃciram