1)
When did Yisrael not heed Hashem?
1.
Radak: In the Midbar, in the days of the Shoftim, and also in the days of the kings after David and Shlomo, until they were exiled and the Bayis was destroyed.
2)
How did Yisrael not heed Hashem?
1.
Malbim: They served idolatry.
3)
What is the meaning of "v'Lo Avah Li"?
1.
Radak: They did not want to heed Me.