I believe your guide was delivering a warning. The unrest within the spirit realm may be even more dire than first feared.
We must cross over at once, from a place with a strong bond to the spirit realm.
In ages past, tauren made pilgrimages to Sun Rock Retreat to engage in such a ritual. It is said that long ago, An'she himself kissed the mountain where the retreat now stands.
Meet me there and we will begin the crossing.