Mahabharata 12.286.26

न चैभिः पुण्यकर्माणो युज्यन्ते नाभिसंधिजैःएवंविधैश्च बहुभिरपरैः प्राकृतैरपि

na caibhiḥ puṇyakarmāṇo yujyante nābhisaṃdhijaiḥevaṃvidhaiśca bahubhiraparaiḥ prākṛtairapi

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