'Enemies' in the Bible

And it came to pass, when our enemies heard that it was known unto us, and God had brought their counsel to nought, that we returned all of us to the wall, every one unto his work.

Also I said, The thing that ye do is not good: ought ye not to walk in the fear of our God, because of the reproach of the nations our enemies?

Now it came to pass, when it was reported to Sanballat and Tobiah, and to Geshem the Arabian, and unto the rest of our enemies, that I had builded the wall, and that there was no breach left therein; (though even unto that time I had not set up the doors in the gates;)

And it came to pass, when all our enemies heard thereof , that all the nations that were about us feared, and were much cast down in their own eyes; for they perceived that this work was wrought of our God.

But after they had rest, they did evil again before thee; therefore leftest thou them in the hand of their enemies, so that they had the dominion over them: yet when they returned, and cried unto thee, thou heardest from heaven; and many times didst thou deliver them according to thy mercies,