Judges 3:13

3:13 Eglon formed alliances with the Ammonites and Amalekites. He came and defeated Israel, and they seized the City of Date Palm Trees.

Judges 7:12

7:12 Now the Midianites, Amalekites, and the people from the east covered the valley like a swarm of locusts. Their camels could not be counted; they were as innumerable as the sand on the seashore.