1)
Who is "ha'Tzerufi"?
1.
Rashi: He is a Tzoref (smelter). He is called so due to his trade.
2)
What is "Sha'ar ha'Mifkad"?
1.
Malbim (30): It is the eastern gate of the Azarah, like it says in Midos.
3)
Why was he Machazik until Aliyas ha'Pinah?
1.
Malbim: There was fortified. They ascended on it, for it was elevated. After it was Sha'ar ha'Tzon; they began to build from there.
