"And if you were confronted with evidence that the prophecies had been fulfilled," says Cambridge, "what then?"

B'Elanna and Tom probably don't even know yet that their daughter will be such an important figure in the Klingon mythos. They had the first indication during the pregnancy, but Cambridge never learned the precise date. Cambridge doesn't know how anyone here would figure it out, but he can't discount the possibility. Cults tend to have their ways.