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, Judges 1:4.
Related Commentaries of Judges 1:3
Judges 1:3
3 And Judah said unto Simeon his brother, Come up with me into my lot, that we may fight against the Canaanites; and I likewise will go with thee into thy lot. So Simeon went with him.