Judges 1:3

“And Judah said unto Simeon his brother, etc.] The men of the tribe of Judah said to those of the tribe of Simeon, they being not only brethren by father’s and mother’s side, which was not the case of all the sons of Jacob, but their possessions and inheritances lay near together; and indeed those of Simeon were within the inheritance of the tribe of Judah, (<061901>Joshua 19:1); so that as they lived in great nearness and familiarity with each other, their interests were closely united together: come up with me into my lot, that we may fight against the Canaanites; conjunctly: the meaning is, that the tribe of Simeon, as many of their warlike men as could, would come and join their forces…”

“Judah said unto Simeon his brother, Come up with me . . ., that we may fight against the Canaanites--Being conterminous tribes (Jos 19:1-2), they had a common interest, and were naturally associated in this enterprise.”

“To Simeon - As nearest to him both by relation, being his brother by both parents, and by habitation. The Canaanites - Specially so called, because they are distinguished from the Perizzites, Jdg 1:4. Judges 1:4”

“Simeon: Gen 29:33; Jos 19:1 I likewise: Jdg 1:17; Sa2 10:11 Judges 1:4”

“Judah invited Simeon his brother, i.e., their brother tribe, to take part in the contest. The epithet is applied to Simeon, not because Simeon and Judah, the sons of Jacob, were the children of the same mother, Leah ( Gen 29:33, Gen 29:35), but because Simeon's inheritance was within the territory of Judah ( Jos 19:1.), so that Simeon was more closely connected with Judah than any of the other tribes. "Come up with me into my lot (into the inheritance that has fallen to me by lot), that we may fight against the Canaanites, and I likewise will go with thee into thy lot. So Simeon went with him," i.e., joined with Judah in making war upon the Canaanites. This request shows that Judah's…”