From Season 7 Episode 2 - Reunion.

Ziva: Hello Abby.
Abby: (turns âm nhạc off and glares at Ziva) What the hell is wrong with you? How could bạn have doubted Tony, after everything bạn guys have been through together? bạn really think Tony killed Rivkin because he was ‘jealous’?!
Ziva: Abby, please calm do-
Abby: bạn weren’t thinking! That’s right, bạn weren’t thinking! Although… I suppose I could understand your initial reaction… bạn were in an emotional time for bạn and people act rashly - but to tell Gibbs bạn didn’t trust Tony?! Which… I guess I could also understand, considering....