Srimad-Bhagavatam: Canto 6 - Chapter 1 - Verse 72
Sanskrit:
कृत्तो मे सप्तधा गर्भ आसन् सप्त कुमारका: ।तेऽपि चैकैकशो वृक्णा: सप्तधा नापि मम्रिरे ॥ ७२ ॥
ITRANS:
kṛtto me saptadhā garbhaāsan sapta kumārakāḥte ’pi caikaikaśo vṛkṇāḥsaptadhā nāpi mamrire
Translation:
First I cut the child in the womb into seven pieces, which became seven children. Then I cut each of the children into seven pieces again. By the grace of the Supreme Lord, however, none of them died.