Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 58
Sanskrit:
अन्याश्चैवंविधा भार्या: कृष्णस्यासन् सहस्रश: ।भौमं हत्वा तन्निरोधादाहृताश्चारुदर्शना: ॥ ५८ ॥
ITRANS:
anyāś caivaṁ-vidhā bhāryāḥkṛṣṇasyāsan sahasraśaḥbhaumaṁ hatvā tan-nirodhādāhṛtāś cāru-darśanāḥ
Translation:
Lord Kṛṣṇa also acquired thousands of other wives equal to these when He killed Bhaumāsura and freed the beautiful maidens the demon was holding captive.