Need some clarification

[Vidyasankar Sundaresan]

>I was having a discussion with some friends of mine (about advaita) and
one of
>them told that Sri shankaracharya in one of his texts, had written the
>sentence--" eshah vaidika dharmah". There was a debate on to where it was
>written

See the introduction chapter to Sankaracharya's gItAbhAshya. It has an
extensive discussion on the two-fold vaidika dharma, characterized by
pravRtti and nivRtti. There is also the second verse of vivekacUDAmaNi,
which has the line, tato vaidika dharma mArga paratA.

Vidyasankar