Mahabharata 1.170.18
यदा तु मृत्युरादातुं न नः शक्नोति सर्वशःतदास्माभिरयं दृष्ट उपायस्तात संमतः
yadā tu mṛtyurādātuṃ na naḥ śaknoti sarvaśaḥtadāsmābhirayaṃ dṛṣṭa upāyastāta saṃmataḥ
Our plain-language meaning of this verse is waiting for scholar review.