Devices/ Question/ Comment:
1) Rhetorical Question:
This device is used commonly through out this act: here are a few examples:
1. "Then live, Macduff: What need I fear of thee?" (By: Macbeth) (IV, i, 82)
2. "Unfix his earth-bound root? Sweet bodements!" (By: Macbeth) (IV, i, 96)
3. "Why sink that cauldron? And what noise is that?" (By: Macbeth) (IV, i, 106)
2) Symbolism
1. "Thunder. Second apparition: a bloody child." (IV, i, 77)
The bloody child symbolizes Macduff, who was "from his mother womb/untimely ripped."
2. " Thunder. Third apparition: a child crowned, with a tree in his hand."
(IV, i, 87-88)
The crowned child symbolizes Malcolm, the rightful heir, is holding in his hand a branch such as he later in the play's strategy in concealing the numbers of his army.
3) Alliteration
1. "Double, double, toil and trouble;" (by the witches) (IV, i, 10)
2. "Fillet of a fenny snake, in the cauldron boil and bake;" (by the witches)
(IV, I, 12-13)
4) Anaphora
1. "Though bladed corn be lodged, and trees be blown down,
Though castles topple on their warders; heads;
Though palaces and pyramids do slope"
2. "Show! Show! Show! Show his eyes, and grieve his heart," (by the witches)
(IV, I, 117-119)