Team Kakashi are stunned to learn that Sai's true mission is to kill Sasuke.  Naruto wants to believe that the smile Sai showed them was real, but there is a possibility that it was all an act.
It was in Sai's bag...
.كان في حقيبة ساي
Das war in Sais Tasche.
Estaba en la mochila de Sai...
Estaba en la mochila de Sai.
Era nello zaino di Sai...
Estava na mochila do Sai.
Он лежал в сумке Сая...