Act scene and line numbers where Romeo kills Tybalt in the book Romeo and Juliet

Act 3, Scene 1, Lines 125-146.

In Shakespeare's play Romeo and Juliet, Romeo kills Tybalt in Act 3, Scene 1. The specific line numbers may vary depending on the edition or translation that you are using. However, here is a general outline of the events leading up to and including the moment that Romeo kills Tybalt:

1. Act 3, Scene 1 begins with Benvolio urging Mercutio to leave the streets of Verona because he knows that the Capulets (Tybalt's family) will be looking to provoke a fight.
2. Mercutio, Romeo's friend, decides to stay and confront Tybalt when he arrives.
3. Tybalt enters, seeking out Romeo to challenge him. Mercutio mocks Tybalt and starts a duel.
4. Romeo arrives at the scene and tries to stop the fight, but Tybalt fatally wounds Mercutio.
5. Enraged by Mercutio's death, Romeo fights and kills Tybalt.
6. After realizing the consequences of his actions, Romeo expresses his grief and guilt over killing Tybalt.

Please note that specific line numbers may vary in different editions or translations of the play.