1)
Who are "Ro'echa"?
1.
Radak: Those who see you in death.
2.
Malbim: Also those who were used to seeing you.
2)
What is the meaning of "Yashgichu"?
1.
Rashi: They will watch via holes.
2.
Radak: It is seeing finely.
3.
Malbim: They will look very closely, for they will be unsure if it is you.
3)
What is "Yisbonenu"?
1.
Rashi: They will wonder.
2.
Malbim: Refer to 14:16:2:3.