PURE MYTH...
The Berean searched the Septuagint. Which includes the dreaded Deuterocanonicals that are shunned by Protestants. They had no NT. Are you a Judaizer who only studies the OT now?
PURE MYTH...
By the way, the Septuagint, the Greek OT used by Christ and most of the world, predates the hypothetical Council of Jamnia by centuries.
PURE MYTH...
Says the one who tells us that he doesn't believe what he believes.