dhāraṇādhyayanavyākhyākarmanityābhiyogibhiḥ / mithyātvaheturajñāto dūrasthair jñāyate katham
When those engaged in retention, study, exposition and constant performance of [Vedic] acts have not found any cause for [its] falsity, how can it be known by those who stand far away [from it]?