Why did he say "va'Ere va'Shalal"?
Rashi (from Tanchuma Mas'ei 5): I contemplated what is written in the Torah [that we will despoil our enemies] "v'Achalta Es Shelal Oivecha" (Devarim 20:14).
What is "Aderes Shin'ar"?
Rashi: It is a cloak of Bavel. Every king did not have serenity until he acquired a palace in Eretz Yisrael. Melech Bavel had a palace in Yericho. When he came, he wore [the cloaks].
Radak (citing Bereishis Rabah): An esteemed garment made in Bavel.
Radak (citing Rav, Sanhedrin 44a): It was a cloak of clean white wool.
Radak (citing Shmuel, Sanhedrin 44a): It was [a coat] dyed with alum.
What is Leshon Zahav?
Radak (22): It is a gold rod that resembles a strip.
'Ohali' is specific. Why does it have the prefix Hei?
Radak: We find like this
What is the money under?
Radak: It is under the cloak. Malbim- the money was not damaged, so I did not transgress Me'ilah.
How could Yehoshua punish Achan without witnesses?
Malbim: There were Simanim 1
What was his question? Hashem told him to burn the one designated via the Aron and/or lottery! Also, Achan admitted. If we cannot rely on his admission, how do Simanim help? Perhaps he had these things from elsewhere (not from Yericho), and they were hidden due to concern for thieves! (PF)