What is the meaning of "v'Hu Misbeneu Even Glal"?
Rashi: It is being built of marble.
Ibn Ezra: It is from rocks that must be rolled due to their weight (they are too heavy to carry).
What is the significance of "v'A Mitesam b'Chuslaya?
Rashi: Wood is put in the walls to strengthen the building so it will last many days.
Ibn Ezra: Cedars are put in the walls to strengthen them. They are strong, and do not rot.
Malbim: They are not building a strong fortress. It can be burned easily! This is why Koresh commanded to build every fourth row from wood (6:4).
What is the meaning of "Asparna Mis'avda"?
Rashi: It is being done (built) quickly. Malbim - this advocated for the Jews. None of the nations around stops them, for there is no concern for rebellion, an evil matter, or harm to the king or nations.


