Srimad-Bhagavatam: Canto 6 - Chapter 1 - Verse 70
Sanskrit:
एक: सङ्कल्पित: पुत्र: सप्त सप्ताभवन् कथम् ।यदि ते विदितं पुत्र सत्यं कथय मा मृषा ॥ ७० ॥
ITRANS:
ekaḥ saṅkalpitaḥ putraḥsapta saptābhavan kathamyadi te viditaṁ putrasatyaṁ kathaya mā mṛṣā
Translation:
I prayed for only one son, but now I see that there are forty-nine. How has this happened? My dear son Indra, if you know, please tell me the truth. Do not try to speak lies.