yadyevaṃ yadi nirvyāpāram eva kāryaṃ kāraṇaṃ vā / tat kathaṃ bhavanti vaktāro dhūmamagnir janayati dhūmo 'gnimāśrityotpadyata ity āha niyamād ityādi /
"If this is so, if both effect and cause are completely inactive, then why do speakers say 'fire produces smoke' [and] 'smoke arises in dependence on fire'?" [In response to this] he states "due to restriction" and so forth.