Armies: Often Consisted of the Whole Effective Strength of Nations
Source: TTT
Numbers 21:23
But Sihon would not let Israel pass through his territory. Instead, he gathered his whole army and went out to confront Israel in the wilderness. When he came to Jahaz, he fought against Israel.
1 Samuel 29:1
Now the Philistines brought all their forces together at Aphek, while Israel camped by the spring in Jezreel.