Yes they did. In celebration of Macbeth becoming king.
She tells him that he has to die so MacBeth can become king.
Macbeth is King Duncan's cousin as well as a general of the king. Later into the play, he becomes king.
Macbeth killed King Duncan after hearing the witches' prophecies and being urged on by his wife, Lady Macbeth
There are six men who reign as king in Shakespeare's Macbeth: Duncan, Macbeth, Malcolm, Donalbain, Macbeth's son, and Macduff.
Macbeth was a loyal vassal of King Duncan. Macbeth's act should not be considered regicide.
He was the King of Scotland who was murdered by the thane Macbeth in Shakespeare's tragedy Macbeth.
Macduff discovers King Duncan dead in Macbeth.
she talked him into killing the King by accusing Macbeth of being weak and cowardly
Macbeth’s ambition to become king
Macbeth
Macbeth got the king right in the chest with a dagger while he was asleep.