In act 2 scene 2 lines 29-31, we can see a sentimental simile in which Romeo compares Juliet with a celestial being that lights up the night. This vivid comparison conveys Romeo's immense and untainted love for Juliet.
O, speak again, bright angel, for thou art as glorious to this night, being o'er my head, as in a winged messenger of heaven
Simile
In act 1 scene 5 lines 102-103, Tybalt after confronting Romeo foreshadows that their harmless encounter will magnify into a violent conflict, which will lead to Tybalt's death.
Foreshadowing
I will withdraw, but this intrusion shall, now seeming sweet, convert to bitt'rest gall.
In act 3 scene 2 lines 42-44, Juliet's nurse delivers the disturbing news in relation to Tybalt's death, but she only used the pronoun he to describe Tybalt, so Juliet thought that Romeo was the person that died.
Ah, well-a-day! he's dead, he's dead, he's dead! We are undone, lady, we are undone! Alack the day! he's gone, he's kill'd, he's dead