tathā hi tena vinā tadanyāvayavoktāvapi śaṅkā na nivartate kimanityaḥ śabda iti atas tadāśaṅkanivṛttyarthaṃ vācyaṃ nigamanaṃ pṛthag iti /
For without it, even when the other parts [of inference] are stated, the doubt does not cease [as to] whether sound is non-eternal; therefore, for removing this doubt, the final conclusion must be stated separately.