[after Nuka is killed trying to pursue Simba, because Kovu let him go]
Zira: Scar... watch over my poor Nuka. [turns to Kovu] You! [slashes her son] What have you done?
Kovu: I-I-I didn't mean to... It wasn't my fault, I... [snarls] I did nothing!
Zira: Exactly! And in doing so, you betrayed your pride. Betrayed Scar!
Kovu: I want nothing more to do with him!!
Zira: You cannot escape it! Nuka is dead because of you!
Kovu: No.
Zira: You've killed your own brother!
Kovu: NO! [flees]
Zira: Scar... watch over my poor Nuka. [turns to Kovu] You! [slashes her son] What have you done?
Kovu: I-I-I didn't mean to... It wasn't my fault, I... [snarls] I did nothing!
Zira: Exactly! And in doing so, you betrayed your pride. Betrayed Scar!
Kovu: I want nothing more to do with him!!
Zira: You cannot escape it! Nuka is dead because of you!
Kovu: No.
Zira: You've killed your own brother!
Kovu: NO! [flees]
[after Nuka is killed trying to pursue Simba, because Kovu let him go]
Zira: Scar... watch over my poor Nuka. [turns to Kovu] You! [slashes her son] What have you done?
Kovu: I-I-I didn't mean to... It wasn't my fault, I... [snarls] I did nothing!
Zira: Exactly! And in doing so, you betrayed your pride. Betrayed Scar!
Kovu: I want nothing more to do with him!!
Zira: You cannot escape it! Nuka is dead because of you!
Kovu: No.
Zira: You've killed your own brother!
Kovu: NO! [flees]
http://www.moviequotedb.com/movies/lion-king-ii-simbas-pride-the/quote_49779.html