Mahabharata 3.217.2

वज्रप्रहारात्कन्याश्च जज्ञिरेऽस्य महाबलाःकुमाराश्च विशाखं तं पितृत्वे समकल्पयन्

vajraprahārātkanyāśca jajñire'sya mahābalāḥkumārāśca viśākhaṃ taṃ pitṛtve samakalpayan

Our plain-language meaning of this verse is waiting for scholar review.