1)
What is the question "ha'Sichyenah"?
1.
Rashi: Does it seem to you that they can live?
2)
What is the significance of saying "Atah Yadata"?
1.
Pirkei d'R. Eliezer 33: It was as if he did not believe 1 . He should have said 'You can do more than this!' Therefore, he was not buried in a Tahor land (Yisrael).