Foreshadowing is a literary device in which a writer gives an advance hint of what is to come later in the story.
After eleven threads most of the low-hanging fruit has been discovered and discussed. But this forum gets new members all the time, so feel free to post and identify foreshadowing passages, even if the foreshadowed events have already happened.
One through Eleven...
http://asoiaf.westeros.org/index.php/topic/66352-moments-of-foreshadowing/
http://asoiaf.westeros