1)
What is the meaning of "Etzei k'Fa'am b'Fa'am v'Ina'er"?
1.
Radak: He thought to wake from his sleep and invigorate himself like each time (that she bound him or his hair in his sleep, and told him that Pelishtim are upon him).
2)
Why did he not know that his strength departed? He told her that it will depart!
1.
Radak #1: He was not fully awake, and did not remember yet that he had told her.
2.
Radak #2: He knew that his strength departed, but he did not know that Hashem departed from him. He thought that Hashem will not let him fall into the Pelishtim's hands.
