1)
Why does it say that David stood on his feet?
1.
Radak: He strengthened himself and rose. He had became bedridden. He walked to the place where he commanded to gather all of Yisrael.
2)
What is the meaning of "Im Levavi... va'Hachinosi"?
1.
Malbim: I do not lack desire to build the Beis ha'Mikdash, nor the materials.
3)
What is "Hadom Raglei Elokeinu"?
1.
Malbim: It is the end result of His conduct in the lower world - "v'Shulav Mele'im Es ha'Heichal."
