Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 8
Sanskrit:
एवं देशान् विप्रकुर्वन् दूषयंश्च कुलस्त्रिय: ।श्रुत्वा सुललितं गीतं गिरिं रैवतकं ययौ ॥ ८ ॥
ITRANS:
evaṁ deśān viprakurvandūṣayaṁś ca kula-striyaḥśrutvā su-lalitaṁ gītaṁgiriṁ raivatakaṁ yayau
Translation:
Once, while Dvivida was thus engaged in harassing the neighboring kingdoms and polluting women of respectable families, he heard very sweet singing coming from Raivataka Mountain. So he went there.