The most common and most likely answer to this crossword clue is the 9 letter word EPHESIANS
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More clues leading to the result EPHESIANS
- Book Ian’s sheep for treatment
- Spanish and English twice translated in book
- Spiritual book recording male, American, probing vices
- Ancient Greeks record material with centre part moved to the end
- See pin has damaged letter
- Wreckage of a ship seen in New Testament book
- Novel I pen as she produces religious book
Buddy explains!

The straight part
We know that "New Testament book" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case new testament book = ephesians.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.