Mahabharata 12.267.21

पायूपस्थौ विसर्गार्थमिन्द्रिये तुल्यकर्मणीविसर्गे च पुरीषस्य विसर्गे चाभिकामिके

pāyūpasthau visargārthamindriye tulyakarmaṇīvisarge ca purīṣasya visarge cābhikāmike

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