Srimad-Bhagavatam: Canto 10 - Chapter 1 - Verse 56
Sanskrit:
श्रुतकीर्ते: सुतां भद्रां उपयेमे पितृष्वसु: ।कैकेयीं भ्रातृभिर्दत्तां कृष्ण: सन्तर्दनादिभि: ॥ ५६ ॥
ITRANS:
śrutakīrteḥ sutāṁ bhadrāṁupayeme pitṛ-ṣvasuḥkaikeyīṁ bhrātṛbhir dattāṁkṛṣṇaḥ santardanādibhiḥ
Translation:
Bhadrā was a princess of the Kaikeya kingdom and the daughter of Lord Kṛṣṇa’s paternal aunt Śrutakīrti. The Lord married Bhadrā when her brothers, headed by Santardana, offered her to Him.