p. 265
य एवं वेदानां वेदरूपात्मप्रतिपादनप्रकारमवगम्य व्याचष्टे, सोऽपि ब्राह्मण इत्याह—
In plain words
Whoever has understood how the Vedas set forth the Self that is their very form, and then expounds it — he too is a brāhmaṇa. This is what he says next:
Close to the Sanskrit
He who, having thus grasped the manner of the Vedas' setting-forth of the Self whose form is the Veda, expounds it — he too is a brāhmaṇa: thus he says—