The most common and most likely answer to this crossword clue is the 9 letter word UPANISHAD
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More clues leading to the result UPANISHAD
- A page turned in a Hindu's curious sacred text
- Universal god is deceived in sacred book
- Unpaid, has translated Sanskrit treatise
- Hindu asap working out his sacred text
- University gets deceived with pastoral god in religious text
- Pain had us turning to a sacred text
- Above article is taken in a philosophical text
- One of many works construed as Hindu philosophy's primer — ultimate in Vedanta
- One of many works construed as Hindu philosophy’s primer — ultimate in Vedanta
Buddy explains!

The straight part
We know that "philosophical text" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case philosophical text = upanishad.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.