This Scene starts with macbeth having a  sililoqueen  about having to kill king duncant or not. As soon as Lady Macbeth enters Macbeth tell her to not to countinue with the plan of killing king Duncan

As Lady Macbeth hears this she is displeased with Macbeths thoughts and then she insult his as titel a brave warrior by saying was “the hope drunk?” or making an example of her killing a baby and him not even able to kill King Duncan. Also by saying “What beast was’t then that made you break this entrepise to me ? When you durst do it, the you were a man.” This is refering to the promise that he was going to kill King Duncan and she was going to be Queen.

So Lady Macbeth persuasive Macbeth to kill the king on lines 60 – 83.