And because they purity all who sit in the line, therefore are they called purifiers of lines. Utterers of Brahma say that even a single person who happens to be the descendant of ancestors who were teachers of the Veda and who is himself a Vedic teacher, purifies full seven miles around him.
ततो हि पावनात्पङ्क्त्याः पङ्क्तिपावन उच्यते। क्रोशादर्घतृतीयाच्च पावयेदेक एव हि॥ ब्रह्मदेयानुसंतान इति ब्रह्मविदो विदुः। अनृत्विगनुपाध्यायः स चेदग्रासनं व्रजेत्॥