If, as one legend suggests, dZi beads originated about 1300 years ago as booty taken from a Middle Eastern king, then at that time Bon was dominant in Tibet, and Buddhism from India had not yet been introduced or was just starting to take hold.
以時間推測，如果天珠真的出自一千三百年前的「達瑟王寶藏」，那麼當時的西藏正是苯教當道，印度佛教才剛傳入呢。