All that is good, "fair," to others is evil, "foul," to them, and vice versa.
Both chants contain original Shakespearean text and in both films the witches spit in three directions. In Act 1 scene 3 we return to the witches located on the heath, an isolated and secretive area, with further pathetic fallacy of thunder.
The audience get the impression Macbeth is highly respected by the Captain and the King. We have come in at the end of the witches meeting, just as they are arranging their next appointment before their familiar spirits call them into the fog and filthy air.
The dark silhouette of the witches is on a light background. A particular mood or atmosphere is established at the beginning of the play.
Act 1 scene 1 is a short impact scene for dramatic effect, Shakespeare introduces the witches as the first characters in the play, and this is to foreshadow the evil to come and to engage the audience of the era. Think about the play you are studying and see if you can recognise any of these techniques.