the events that happen early in the play macbeth by William shakespeare foreshadow the events that are bond to happen later by showing the audience in a specific ways things are happening which makes them think certain things will happen later. for example the big idea that macbeth is only king because he killed Ducan which was not suppose to happen because macbeth was never suited to be king and thje witches know that by macbeth becoming king it will the throw off the course of nature also known as destiney and that by him being king there will be even more blood than ever the blood of the innocent along with the blood of the evil. with foreshadowing it also helps reveal one of the many possible themes of this play which in my opinion the
