Judges 1:19 in the King James Version
And the LORD was with Judah; and he drave out the inhabitants of the mountain; but could not drive out the inhabitants of the valley, because they had chariots of iron.
Context
18 Also Judah took Gaza with its border, and Ashkelon with its border, and Ekron with its border.
19 The LORD was with Judah, and drove out the inhabitants of the hill country; for he could not drive out the inhabitants of the valley, because they had chariots of iron.
20 They gave Hebron to Caleb, as Moses had said, and he drove the three sons of Anak out of there.