Mahabharata 3.177.27

सर्वे सर्वास्वपत्यानि जनयन्ति यदा नराःवाङ्मैथुनमथो जन्म मरणं च समं नृणाम्

sarve sarvāsvapatyāni janayanti yadā narāḥvāṅmaithunamatho janma maraṇaṃ ca samaṃ nṛṇām

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