1 Samuel 4:7

So [the] Philistines were afraid, for they said, "God has come to the camp." And they said, "Woe to us, {for this has never happened before!}

Exodus 14:25

And he removed the wheels of their chariots [so that] they drove them with difficulty, and [the] Egyptians said, "We must flee away from Israel because Yahweh [is] fighting for them against Egypt."

Exodus 15:14-16

Peoples heard; they trembled; anguish seized the inhabitants of Philistia.

Deuteronomy 32:30

How could one chase a thousand and two could cause a myriad to flee, if their Rock had not sold them, and Yahweh had [not] given them up?

Treasury of Scripture Knowledge

Summary

And the Philistines were afraid, for they said, God is come into the camp. And they said, Woe unto us! for there hath not been such a thing heretofore.

Bible References

Were afraid

Exodus 14:25
And he removed the wheels of their chariots [so that] they drove them with difficulty, and [the] Egyptians said, "We must flee away from Israel because Yahweh [is] fighting for them against Egypt."
Exodus 15:14
Peoples heard; they trembled; anguish seized the inhabitants of Philistia.
Deuteronomy 32:30
How could one chase a thousand and two could cause a myriad to flee, if their Rock had not sold them, and Yahweh had [not] given them up?