Mahabharata 1.59.50

अमृतं ब्राह्मणा गावो गन्धर्वाप्सरसस्तथाअपत्यं कपिलायास्तु पुराणे परिकीर्तितम्

amṛtaṃ brāhmaṇā gāvo gandharvāpsarasastathāapatyaṃ kapilāyāstu purāṇe parikīrtitam

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