Aśauca-vidhi (Rules of Impurity) within Śrāddha-kalpa — Chapter on Testing/Selecting Brahmanas and Honoring the Atithi
षडङ्गविद्ध्यानयोगौ सर्वतत्रस्तथैव च / यायावरश्च पञ्चैते विज्ञेयाः पङ्क्तिपावनाः
ṣaḍaṅgaviddhyānayogau sarvatatrastathaiva ca / yāyāvaraśca pañcaite vijñeyāḥ paṅktipāvanāḥ
通晓六支(ṣaḍaṅga)者、修持禅定瑜伽者、精通诸坦特罗者,以及游行修者(yāyāvara)——此五类当知为“净化行列者”(paṅkti‑pāvana)。