1)
Why does it say "Ki Ani l'Tzela Nachon"?
1.
Rashi: We (Yisrael) worry lest they rejoice over us, for we are used to afflictions and prepared for breakage constantly.
2.
Radak: Due to my illness, I am prepared to limp amidst my pain.
3.
Malbim: Refer to 38:17:2:2.
2)
What is the meaning of "u'Mach'ovi Negdi Tamid"?
1.
Rashi: Pain is prepared to come upon me. Radak - it is never far from me.
2.
Malbim: Refer to 38:17:2:2.